The Taiwan-Japan Retail-Money 'Temperature Gap' Moves One Notch on Each Side: Rakuten Securities' NISA Accounts Top 8 Million in July 2026 (Per Its Release); Taiwan's Cumulative Brokerage Accounts Hit a Record 14,487,981 at End-June 2026

ANK-Doc ID: ANK-2026-07-17-008 Version: v1.0.0 Publication date: 2026-07-17 Author: 竹之內凜 (Global Editor-in-Chief) Category: Personal finance / Asset management / NISA / Taiwan equities / Taiwan-Japan comparison Extended from: This card is an extension of ANK-2026-07-03-007 (not an independent new topic) — target card in three languages: 繁體中文 / 日本語 / English Covered articles: 6 new sources = PRTIMES#1568287 (Rakuten Securities NISA 8 million accounts, 2026-07-17), CNA#1279889 (TWSE end-June account statistics, 2026-07-01), CNYES#1413000 (0050 regular savings 1.204 million, 2026-07-10), CNA#1568415 / #1568388 (record point drop of 2026-07-17), CNA#1572680 (same-day FX and foreign net selling); 6 base sources carried from the target card = PRTIMES#1283286, #1282501, #1282493, #1282495, #1295068, #1295455 (released 2026-07-01 to 07-02; see the target card). Selection method: The daily extension selector (ANKRUN-20260717195313) designated target card ANK-2026-07-03-007 (the published card with the highest citation density). The writing shift searched the full ainews library along the target card's three axes (Japan's "entering" NISA end, Taiwan's accounts and regular savings, the Taiwan-Japan temperature-gap frame), adopting 6 new sources and cutting off-axis material (a futures-exchange anti-fraud program piece = futures side, off-axis; a wealthy-clientele Malaysia study-tour piece = consumption, not asset management). Transparency: this card uses 12 sources in total = within the cap; a separate extension draft of the same target card by the 2026-07-16 shift (Monex 3-million-accounts theme, zero material overlap with this card) was unpublished as of this card's filing — per the "link only published cards" rule, no link is set, only this statement. For the official-anchor framing, see the Framing section; no Wikidata Q identifiers are attached (no registry verification was performed this shift; better absent than false). Card publication date 2026-07-17 >= latest source date 2026-07-17; apart from numeric format conversions (noted), this card generates no new numbers and computes no ratios.

TL;DR

The target card (ANK-2026-07-03-007, published 2026-07-03) froze the Taiwan-Japan retail-money "temperature gap" at: Japan's wealthy ranking "preservation" first at 34.0%, the mass tier's NISA accounts topping 28 million at end-2025 (cited in a Rakuten Securities release), and Taiwan's cumulative brokerage accounts at 14,332,896 in May 2026. [F-010][F-011] Two weeks later, both ends of the thermometer moved one notch. Japan's "entering" end: Rakuten Securities announced on July 17, 2026 that its NISA accounts topped 8 million in July 2026 (the release's own "most in the industry" claim, self-tallied), up 1 million in about 6 months since reaching 7 million in January 2026 — its fastest ever, per the release. [F-001] Taiwan's end: per a CNA report citing TWSE statistics, cumulative brokerage accounts reached 14,487,981 at end-June 2026, up about 155,000 from end-May and up 720,156 in H1 2026, another record; the Taiwan market rose 17,162.31 points in H1 2026, a record per the report. [F-002][F-003] The individual layer of regular savings: per a cnyes report citing the TWSE's June 2026 ranking, 0050 leads with 1.204 million regular-savings investors, up 111,000 month-on-month. [F-004][F-005] Then came July 17, 2026: the Taiwan market closed at 42,671.27, down 2,953.71 points in one day (-6.47%), the largest intraday and closing point drop on record; TSMC fell NT$180 to NT$2,290; the New Taiwan dollar closed at 32.288; foreign investors net-sold NT$189.039 billion (CNA citing an FX trader — relayed). [F-006][F-007][F-008][F-009] Rakuten's milestone release and Taiwan's record point drop carry the same date, July 17, 2026 — no documented link, and this card builds no causality; it only pins the same-day juxtaposition: the "temperature gap" card now has a stress-test dimension. Framing (see the Framing section): Japan-side figures are issuer-released and self-reported, Taiwan-side statistics are media-relayed; populations and yardsticks differ, so this card juxtaposes and never sums.

Body

Overview: what is extended, and how

This card extends ANK-2026-07-03-007. The target card's structure is "two thermometers": Japan's layered retail money (the wealthy guarding, the mass tier slowly entering) and Taiwan's all-in retail participation (whole-population penetration under official statistics). This card performs five explicitly typed actions: Layer 1 REVISE updates Japan's "entering"-end scale (Rakuten NISA 8 million accounts); Layer 2 REVISE updates Taiwan's scale (14,487,981 at end-June); Layer 3 ADD_EVIDENCE adds the individual layer of regular savings (0050, 1.204 million); Layer 4 CONTEXTUALIZE records the stress-test day of July 17, 2026; Layer 5 CONNECT pins the three new coordinates onto the target card's map. The six base facts carried from the target card (F-010 to F-015) are explicitly marked "carried," serve only as the comparison base, and are not counted as new.

Layer 1 REVISE: Japan's "entering" end — Rakuten's NISA accounts top 8 million in July 2026

Rakuten Securities, Inc. (head office: Minato-ku, Tokyo) announced on July 17, 2026: its NISA accounts topped 8 million in July 2026, which the release itself calls "most in the industry"; since reaching 7 million accounts in January 2026, the increase of 1 million accounts in about 6 months is, per the release, its fastest ever. The basis of "most in the industry" is the release's own footnote: tallied by Rakuten Securities itself from the Financial Services Agency's "NISA Account Usage Survey (as of end-December 2025, preliminary figures)" and disclosures on other firms' websites — this site has not verified against the FSA's original files, and the claim must not be treated as official endorsement (PRTIMES #1568287). [F-001]

The joint with the target card: the target card's F-009 cited Rakuten Securities' release of July 1, 2026 as saying "more than 7 million people (about one quarter) hold their NISA accounts at Rakuten Securities" — the earlier release counts "people," this one counts "accounts." The units differ; this card records both, converting and adjudicating neither. [F-011] The mass tier's "slow entry" that the target card recorded (NISA accounts topping 28 million at end-2025; the most common monthly regular-contribution band "¥10,000 to under ¥30,000" [F-012]) now has, at the single-brokerage level, this 8 million as its latest notch. The carried base holds one more coordinate on the Rakuten side: in Oricon's 2026 satisfaction rankings (published 2026-07-01), the overall No. 1 NISA brokerage is Rakuten Securities, for the third straight year since the survey began in 2024 — a ranking within a commercial satisfaction survey's framework, not a market share; no source documents any link to the account-count movement, and this card builds no causality. [F-013]

Layer 2 REVISE: Taiwan's scale — 14,487,981 cumulative accounts at end-June

A CNA report of July 1, 2026 citing Taiwan Stock Exchange statistics: the Taiwan market rose 17,162.31 points in the first half of 2026, a record per the report, drawing the public into the market; as of end-June 2026, cumulative brokerage accounts reached 14,487,981, up about 155,000 from end-May 2026, another record, and up 720,156 in H1 2026 (January-June) (CNA #1279889). [F-002] The target card's Taiwan side froze at May 2026's 14,332,896; one month on, the scale advanced another notch.

The age structure is the detail most worth pinning in this notch. Per the same report citing the TWSE's June 2026 age-distribution table of investor accounts, the largest H1 2026 increase came not from the young but from those 61 and over (+251,804, to a cumulative 4,273,840); ages 31-40 (+122,620, cumulative 2,357,847) and 19-and-under (+109,693, cumulative 785,558) follow; ages 41-50 +95,144, ages 20-30 +68,171, ages 51-60 +65,218, and corporate/other +7,506 (CNA #1279889). [F-003] The May reading the target card cited was "those 30 and under made up 51.8% of new accounts" (a single-month share of new accounts); this card's H1 cumulative-increase yardstick shows the older tier's absolute increase was largest — the two yardsticks differ (single-month share vs half-year increase), do not contradict each other, and are recorded side by side.

Layer 3 ADD_EVIDENCE: the individual layer of regular savings — 0050 at 1.204 million investors

A cnyes (Anue) report of July 10, 2026, citing the TWSE's June 2026 regular-savings-account ranking: 0050 (Yuanta Taiwan 50) added 111,000 accounts month-on-month in the June 2026 tally and leads with 1.204 million total regular-savings investors, far ahead of second-placed Yuanta High Dividend at 316,000 and third-placed Cathay Sustainable High Dividend (00878) at 315,000; the top 20 combined grew by more than 230,000 (the report's phrasing; apart from 0050's explicitly stated month-on-month rise, the report does not itemize each fund's increase basis); the report also says 0050 has posted single-month gains of over 100,000 three times in the past year (as of the July 2026 report date) (CNYES #1413000). [F-004]

Per the same report: as of July 8, 2026, 0050's assets topped NT$2.2 trillion and its management fee fell to 0.07% (the report says it will approach 0.05% as assets keep growing — an outlook statement, not a settled fact); 0050's investors total 3.27 million, of whom 1.2 million invest via regular savings; during June 2026's high-level volatility, 0050 and 00631L drew NT$167.3 billion and NT$65.9 billion respectively, and NT$454.0 billion and NT$194.0 billion respectively in H1 2026 (the report's statistical phrasing) (CNYES #1413000). [F-005] The target card's Taiwan-side "NT$32.579 billion single-month regular-savings investment" is a whole-market total; what this layer adds is the individual layer of "where the money concentrates" — media-relayed figures, not verified against official originals; see the Framing section.

Layer 4 CONTEXTUALIZE: July 17, 2026 — the thermometer meets the largest point drop on record

Per CNA reports of July 17, 2026: US stocks closed lower and the Philadelphia Semiconductor Index plunged 4.29% (the July 16, 2026 US trading day); Taiwan's market opened lower at 45,234 on July 17, 2026 and slid all day, closing at the day's low of 42,671.27, down 2,953.71 points (-6.47%), the largest intraday and closing point drop in the market's history, breaking below the quarterly moving average (43,529 per one report; 43,525 per the same day's other report — a slight discrepancy between the two pieces, recorded side by side without adjudication) and the 43,000 mark; TSMC, after its earnings conference, faced heavy selling and a late slam of more than 9,000 lots (9,277 per one report), closing at NT$2,290, down NT$180 (CNA #1568415, #1568388). [F-006]

The same day's market-wide picture (CNA #1568388): TSMC fell 7.29%, and the NT$180 drop was that stock's largest single-day point decline on record; 1,770 listed/OTC stocks fell, 134 limit-down; the listed electronics and semiconductor sub-indexes plunged 7.4% and 7.71% respectively on July 17, 2026; among the eight major sectors, only food stocks rose (+0.31%); stocks priced above NT$1,000 fell to 46 names. [F-007] The FX side (CNA #1572680): CNA, citing an FX trader, reported that foreign investors' net selling of Taiwan stocks reached NT$189.039 billion that day, the largest on record (a relayed figure, not verified against the exchange's post-close file) [F-008]; the New Taiwan dollar closed at 32.288 against the US dollar, down 3.9 cents, a fourth straight decline (as of July 17, 2026) and the weakest in more than 14 months, with an intraday low of 32.416; combined Taipei and Cosmos FX-market turnover of US$4.151 billion was the 9th largest ever — all top-10 volumes exceed US$4.0 billion, seven of them set in 2026; for the week (through July 17, 2026), the currency weakened NT$0.11, or 0.34%, a fourth straight weekly decline. [F-009] The reported backdrop is rising AI-bubble concerns and renewed US-Iran conflict (the media's attribution, recorded without adjudication).

Layer 5 CONNECT: pinning onto one map — same day, no causality, one new dimension

Pin the three new coordinates back onto the target card's map. First: Rakuten Securities' 8-million-account release and Taiwan's record point drop are dated the same July 17, 2026 — no source documents any link between them; this card builds no causality and only pins the same-day juxtaposition. Japan's slow-entry milestone and the largest single-day correction of Taiwan's all-in retail era arrived on the same day, giving the target card's "temperature gap" a dimension that did not exist when it was filed: a stress test. Second: Taiwan's account-opening boom and this rally are of the same origin — the CNA report carries "H1 2026 up 17,162.31 points" and "H1 accounts up 720,156" in the same article; the published card ANK-2026-07-02-001 had already recorded, on July 2, 2026, the two single-day Philadelphia Semiconductor Index plunges that foreshadowed this rally's turn. Third: the structural depth of the Japan side is held by published cards — the roughly 4.4x experience gap on retirement money (ANK-2026-07-03-004) [F-015] and the portfolio discipline of crypto as a "side dish" (ANK-2026-07-03-017) [F-014]. The behavioral structure of Japan's retail "guarding" and "entering" has not changed; what changed is the scale reading. Fourth: the pre-history of Taiwan's retail-money structure is held by two more published cards — the retail wealth-effect chain and securities-settlement-deposit observation (ANK-2026-06-04-002), and the observation line of single-day foreign flows and ETFs as the "focus of adjustment" (ANK-2026-07-03-002) — both are structural links only; this card compares none of their figures with any figure of its own and builds no causality.

How Taiwan's regular-savings money (with 0050's 1.204 million investors, per the June 2026 tally, as its largest single concentration) behaves after the crash will only become verifiable when the TWSE's July 2026 statistics are published (on the early-August 2026 publication cycle) — this card marks it as an observation point [P-001] and does not predict. The cold temperature of Japan's wealthy ranking "preservation" first at 34.0% [F-010] occupies, on a day like this, a different structural position — a juxtaposed observation, not a judgment of superiority.

Framing (single consolidated block)

• Taiwan and Japan cannot be compared on one yardstick (carried from the target card): the Japan side is issuer releases and sample surveys; the Taiwan side is TWSE statistics relayed by media — populations, statistical natures and time points all differ; this card juxtaposes, and does not divide, rank, or judge.
• Zero verified official anchors: official_count_verified=0, official_count_raw=0, official_attribution_unverified_count=0. Rakuten's "most in the industry" is its own tally (based on the FSA's end-December 2025 preliminary survey and other firms' disclosures); the TWSE account and regular-savings statistics, the foreign net-selling figure and the FX numbers are all relayed by CNA / cnyes reports; this site has not verified against TWSE / central bank / FSA originals — factual record and risk notice only, not official endorsement.
• People vs accounts: Rakuten's July 1, 2026 release says "more than 7 million people"; its July 17, 2026 release says "8 million accounts" (and 7 million accounts in January 2026) — different units, recorded without conversion.
• Relay levels: "foreign net selling of NT$189.039 billion, largest on record" is CNA's citation of an FX trader; the 0050 figures are cnyes's relay of TWSE statistics and issuer data (including the outlook phrase "approach 0.05%"); the quarterly-moving-average value appears in two variants (43,529 / 43,525).
• Yardstick difference recorded: the target card's May "51.8% of new accounts were 30 and under" is a single-month share of new accounts; this card's "largest H1 increase was 61 and over" is a half-year cumulative increase — both recorded, neither negates the other.

Risk factors

• Issuer standpoint: Rakuten Securities' 8-million-account piece is a first-party release and includes a commemorative prize campaign (July 17-31, 2026) — this card adopts only the account count and its time points, not the promotion; "most in the industry" and "fastest ever" are the issuer's own wording.
• Media-relay risk: none of the Taiwan-side statistics has been verified by this site against official originals; the foreign net-selling figure is a trader's relayed remark and may differ from the exchange's official post-close statistics.
• Timeliness of market description: the July 17, 2026 market and FX numbers are that day's closing records; "depreciation pressure remains next week" and "may test 32.5" are traders' expectations quoted in reports, not facts, and this card does not adopt them as F-Units.
• Time points of carried figures: F-010 to F-015 are snapshots of surveys and releases from late June to July 2, 2026 as recorded in the target card (published 2026-07-03); they are not new to this card and their time points are not updated.

FAQ

Q: What exactly is the basis of Rakuten Securities' 8 million NISA accounts?

Self-reported in Rakuten Securities' July 17, 2026 release: NISA accounts topped 8 million in July 2026, up 1 million in about 6 months from 7 million accounts in January 2026 (the release calls it the fastest ever). "Most in the industry" is Rakuten's own tally based on the FSA's "NISA Account Usage Survey (as of end-December 2025, preliminary figures)" and other firms' website disclosures — a first-party release; this site has not verified against the FSA originals.

The release the target card cited (July 1, 2026) counts "people" ("more than 7 million people"); this one counts "accounts" — different units, recorded without conversion (PRTIMES #1568287, #1282501).

Q: What did Taiwan's end-June 2026 account statistics show?

Per a CNA report of July 1, 2026 citing TWSE statistics: cumulative brokerage accounts reached 14,487,981 at end-June 2026, up about 155,000 from end-May, another record; H1 2026 added 720,156 accounts while the market rose 17,162.31 points (a record per the report). By age band, the largest H1 increase was 61-and-over (+251,804), followed by ages 31-40 (+122,620).

The target card's Taiwan side froze at May 2026's 14,332,896; this card advances the scale one notch (CNA #1279889; ANK-2026-06-01-001).

Q: What happened in the Taiwan market on July 17, 2026?

The market closed at 42,671.27, down 2,953.71 points in a single day (-6.47%), the largest intraday and closing point drop on record; TSMC closed at NT$2,290, down NT$180 (-7.29%, that stock's largest single-day point decline); 1,770 listed/OTC stocks fell with 134 limit-down; the New Taiwan dollar closed at 32.288, down 3.9 cents; CNA, citing an FX trader, reported record foreign net selling of NT$189.039 billion (relayed).

The reported backdrop is AI-bubble concerns and renewed US-Iran conflict (media attribution, recorded as such) (CNA #1568415, #1568388, #1572680).

Q: Rakuten's 8 million accounts, Taiwan's record accounts, and the Taiwan crash — is there any causal link?

No source documents any causality, and this card builds none. That Rakuten's release and Taiwan's record point drop carry the same date, July 17, 2026, is a calendar fact; Taiwan's record accounts (end-June statistics) and the H1 rally are of the same origin (carried in the same CNA article). What this card does is structural juxtaposition: Japan's slow-entry milestone and Taiwan's largest single-day correction arrived on the same day, adding a stress-test dimension to the target card's "temperature gap."

How regular-savings money behaves after the crash becomes verifiable only when the TWSE's July 2026 statistics are published — this card marks it as an observation point and does not predict.

Q: What has changed in the target card's "temperature gap" frame?

The frame is unchanged, the scale advanced, and one dimension was added. On Japan's "entering" end, the Rakuten notch moved forward (8 million accounts, up 1 million in about 6 months — "fastest ever" is the issuer's own wording, a single-brokerage basis, not all of Japan); Taiwan's hot end kept warming (14,487,981 accounts; 1.204 million 0050 regular-savings investors); and July 17, 2026's record point drop gave the "temperature gap" its first shared stress-test scene. The Japan side remains sample surveys and issuer releases, the Taiwan side media-relayed official statistics — still not comparable on one yardstick, juxtaposed only.

The behavioral structure of Japan's retail "guarding" and "entering" (preservation first at 34.0%, the ~4.4x retirement-money experience gap, crypto as a side dish) is held by the target card and published cards; this card found no new survey overturning it (ANK-2026-07-03-007, ANK-2026-07-03-004, ANK-2026-07-03-017).

F-Units

F-001: Rakuten Securities release of 2026-07-17: NISA accounts topped 8 million in July 2026 (the release's own "most in the industry" claim); up 1 million accounts in about 6 months since reaching 7 million in January 2026, which the release calls its fastest ever

• source: PRTIMES #1568287
• source_url: https://prtimes.jp/main/html/rd/p/000000735.000011088.html
• confidence: medium
• basis: official_statement
• period: Account count as of July 2026; released 2026-07-17
• caveat: First-party release, self-reported; "most in the industry" is tallied by Rakuten Securities itself from the FSA's "NISA Account Usage Survey (as of end-December 2025, preliminary figures)" and other firms' website disclosures (release footnote 1); this site has not verified against FSA originals; the same release includes a commemorative prize campaign (2026-07-17 to 07-31, up to 200 winners, ¥1,000 gift vouchers) that this card does not adopt; "most general brokerage accounts of any single domestic firm" is the release's footnote-2 self-note (with tallying constraints such as SBI Securities' account count as of end-March 2021, per the release)

F-002: CNA report of 2026-07-01 citing Taiwan Stock Exchange statistics: cumulative brokerage accounts at end-June 2026 reached 14,487,981, up about 155,000 from end-May 2026, another record; up 720,156 in H1 2026 (January-June); the Taiwan market rose 17,162.31 points in H1 2026, a record per the report

• source: CNA #1279889
• source_url: https://www.cna.com.tw/news/afe/202607010019.aspx
• confidence: medium
• basis: news_aggregation
• period: Statistics as of 2026-06-30; report 2026-07-01
• caveat: TWSE statistics relayed by a CNA report; this site has not verified against TWSE originals; "about 155,000" is the report's approximation

F-003: TWSE June 2026 age-distribution table of investor accounts (relayed by CNA) — H1 2026 increases and cumulative totals: 61 and over +251,804 (cumulative 4,273,840); ages 31-40 +122,620 (cumulative 2,357,847); 19 and under +109,693 (cumulative 785,558); ages 41-50 +95,144 (cumulative 2,704,355); ages 20-30 +68,171 (cumulative 1,854,051); ages 51-60 +65,218 (cumulative 2,397,572); corporate/other +7,506 (cumulative 114,758)

• source: CNA #1279889
• source_url: https://www.cna.com.tw/news/afe/202607010019.aspx
• confidence: medium
• basis: news_aggregation
• period: Statistics as of 2026-06-30; report 2026-07-01
• caveat: Media relay; age-band labels ("20-30," "31-40," etc.) reproduce the report's own banding; the yardstick differs from the target card's May "51.8% of new accounts were 30 and under" (single-month share of new accounts vs half-year cumulative increase) — recorded side by side, neither negates the other

F-004: cnyes report of 2026-07-10 citing the TWSE's June 2026 regular-savings-account ranking: 0050 added 111,000 accounts month-on-month in the June 2026 tally, leading with 1.204 million total regular-savings investors; second, Yuanta High Dividend at 316,000; third, Cathay Sustainable High Dividend (00878) at 315,000; the top 20 combined grew by more than 230,000 (the report's phrasing); 0050 has posted single-month gains of over 100,000 three times in the past year (as of the July 2026 report date)

• source: CNYES #1413000
• source_url: https://news.cnyes.com/news/id/6530521
• confidence: medium
• basis: news_aggregation
• period: Ranking is the June 2026 tally; report 2026-07-10
• caveat: TWSE statistics relayed by media; apart from 0050's explicitly stated month-on-month rise of 111,000, the report does not itemize the increase basis of the top-20 "more than 230,000"; the report contains issuer-perspective market commentary that this card does not adopt

F-005: Same report: as of 2026-07-08, 0050's assets topped NT$2.2 trillion and its management fee fell to 0.07% (the report says it will approach 0.05% as assets keep growing = an outlook, not settled); 0050's investors total 3.27 million, of whom 1.2 million use regular savings; in June 2026, 0050 and 00631L drew NT$167.3 billion and NT$65.9 billion respectively, and NT$454.0 billion and NT$194.0 billion respectively in H1 2026 (the report's statistical phrasing)

• source: CNYES #1413000
• source_url: https://news.cnyes.com/news/id/6530521
• confidence: medium
• basis: news_aggregation
• period: Assets and fee as of 2026-07-08; inflows for June 2026 and H1 2026; report 2026-07-10
• caveat: Media relay (including issuer data); "more than half of Taiwan equity ETF inflows went to the two funds" and "the fourth institutional investor" are the report's framing; total-return comparisons and other institutional analysis are not adopted by this card

F-006: On 2026-07-17 the Taiwan market closed at 42,671.27, down 2,953.71 points in a single day (-6.47%), the largest intraday and closing point drop on record; it opened lower at 45,234 and closed at the day's low; it broke the quarterly moving average (43,529 per one report, 43,525 per another — recorded side by side, no adjudication) and the 43,000 mark; TSMC closed at NT$2,290, down NT$180, hit by a late slam of more than 9,000 lots (9,277 per one report)

• source: CNA #1568415
• source_url: https://www.cna.com.tw/news/afe/202607170128.aspx
• confidence: high
• basis: news_aggregation
• period: 2026-07-17 close
• caveat: Same-day market reports (CNA pieces #1568415 and #1568388 cross-referenced); the quarterly-average value differs slightly between the two pieces, both recorded; the backdrop attribution (US stocks lower; Philadelphia Semiconductor Index -4.29% = the 2026-07-16 US trading day) is per the reports

F-007: The same day's market-wide picture (CNA #1568388): TSMC fell 7.29%, and NT$180 was that stock's largest single-day point decline on record; 1,770 listed/OTC stocks fell, 134 limit-down; the listed electronics and semiconductor sub-indexes plunged 7.4% and 7.71% respectively on 2026-07-17; among the eight major sectors, only food stocks rose (+0.31%); stocks priced above NT$1,000 fell to 46 names (兆聯, 萬潤, 旭隼 dropped below NT$1,000 that day)

• source: CNA #1568388
• source_url: https://www.cna.com.tw/news/afe/202607170155.aspx
• confidence: high
• basis: news_aggregation
• period: 2026-07-17 close
• caveat: Same-day market report; "largest single-day point drop on record" is used in that piece for both the index and TSMC individually (a point-drop basis, not percentage)

F-008: CNA report of 2026-07-17, citing an FX trader: foreign investors' net selling of Taiwan stocks reached NT$189.039 billion that day, the largest net-sell amount on record

• source: CNA #1572680
• source_url: https://www.cna.com.tw/news/afe/202607170241.aspx
• confidence: medium
• basis: news_aggregation
• period: 2026-07-17
• caveat: A trader's remark relayed by CNA, not verified against the exchange's official post-close statistics; the same piece's trader expectations ("depreciation pressure remains next week," "may test 32.5") are outlooks that this card does not adopt as fact

F-009: The New Taiwan dollar closed at 32.288 per US dollar on 2026-07-17, down 3.9 cents, a fourth straight decline (as of that day) and the weakest in more than 14 months; intraday low 32.416; combined Taipei and Cosmos FX-market turnover US$4.151 billion, the 9th largest ever; all top-10 volumes exceed US$4.0 billion, seven of them set in 2026; for the week (through 2026-07-17) the currency weakened NT$0.11 or 0.34%, a fourth straight weekly decline

• source: CNA #1572680
• source_url: https://www.cna.com.tw/news/afe/202607170241.aspx
• confidence: high
• basis: news_aggregation
• period: 2026-07-17 close; weekly through 2026-07-17
• caveat: Descriptions of central-bank defense are the report's phrasing; the attribution to US-Iran conflict and AI-bubble concerns is the media's, recorded without adjudication

F-010: [Carried from target card F-001/F-002 — not new] LIS LLC survey (250 individuals with net financial assets of ¥100 million or more; online; conducted 2026-06-22 to 06-23; released 2026-07-01): respondents with a cash-and-deposit ratio of 50% or more account for 36.8%, and 80% or more for 24.0%; the top asset-management priority is "not losing assets (preservation)" at 34.0%, followed by "preparing for inflation and yen depreciation" at 19.2%

• source: PRTIMES #1283286
• source_url: https://prtimes.jp/main/html/rd/p/000000002.000181252.html
• confidence: high
• basis: official_statement
• period: Survey 2026-06-22 to 06-23; released 2026-07-01
• caveat: A sample survey, not a census; shares among the 250 respondents; notation variance and sample composition detailed in target card ANK-2026-07-03-007

F-011: [Carried from target card F-009 — not new] Rakuten Securities release of 2026-07-01 cites: Japan's domestic NISA accounts topped 28 million at end-2025, equivalent to 23% of the total population; more than 7 million people (about one quarter) hold theirs at Rakuten Securities

• source: PRTIMES #1282501
• source_url: https://prtimes.jp/main/html/rd/p/000000728.000011088.html
• confidence: medium
• basis: official_statement
• period: Account count as of end-2025; released 2026-07-01
• caveat: A citation within the release (asterisked); "more than 7 million people" (people) and this card's F-001 "8 million accounts" (accounts) are different units, recorded without conversion

F-012: [Carried from target card F-010 — not new] Oricon's 2026-07-01 usage data from 7,545 NISA users: the top reason for starting to invest is "putting idle cash to work" (brokerages 65.6%, banks 64.9%); the most common monthly regular-contribution band is "¥10,000 to under ¥30,000," and "¥100,000 or more" for lump sums

• source: PRTIMES #1282493
• source_url: https://prtimes.jp/main/html/rd/p/000000780.000034467.html
• confidence: high
• basis: official_statement
• period: 2026 survey respondents; published 2026-07-01
• caveat: The population is NISA users (a user population, not the general public)

F-013: [Carried from target card F-011 — not new] Oricon 2026 satisfaction rankings (published 2026-07-01): overall No. 1 NISA brokerage is Rakuten Securities (third straight year since the survey began in 2024); overall No. 1 NISA bank is PayPay Bank (first time)

• source: PRTIMES #1282495
• source_url: https://prtimes.jp/main/html/rd/p/000000774.000034467.html
• confidence: high
• basis: official_statement
• period: 2026 edition; published 2026-07-01
• caveat: Rankings within a commercial satisfaction survey's framework, not market shares

F-014: [Carried from target card F-012 — not new] Clabo Inc. survey (992 domestic crypto-asset-experienced investors; released 2026-07-02): the "all-in on crypto" camp is 7.9%; the most common crypto share is "a sub-allocation of 30% or less" at 38.8%; the most common pairing is "investment trusts / NISA" at 22.4%

• source: PRTIMES #1295068
• source_url: https://prtimes.jp/main/html/rd/p/000000054.000178703.html
• confidence: medium
• basis: official_statement
• period: Released 2026-07-02 (survey period not stated in the source)
• caveat: The population is crypto-experienced investors; the yardstick gap between "7.9%" and "about 95% diversify" is unexplained in the source and reproduced without reconciling (see the target card)

F-015: [Carried from target card F-013 — not new] Monicle Financial survey (6,000 users of its "3-minute investment diagnosis," 3,000 each in their 40s and 50s; released 2026-07-02): choosing "invest retirement money" — experienced investors 25.1% versus the inexperienced 5.7%, a roughly 4.4x gap

• source: PRTIMES #1295455
• source_url: https://prtimes.jp/main/html/rd/p/000000041.000049079.html
• confidence: medium
• basis: official_statement
• period: Released 2026-07-02 (survey period not stated in the source)
• caveat: The population is that service's users (possible self-selection bias); "experience decides the use" is that survey's reading of its own sample and must not be extrapolated to the general population

J-Units

J-001: Zero-verified-official-anchor framing: official_count_verified=0, official_count_raw=0, official_attribution_unverified_count=0. Rakuten Securities' "most in the industry" and "fastest ever" are a first-party release's self-tally and self-description (footnote 1 relies on the FSA's end-December 2025 preliminary survey and other firms' disclosures); the Taiwan-side TWSE account/regular-savings statistics, the foreign net-selling figure and the FX numbers are all relayed by CNA / cnyes reports — this site has not verified against FSA / TWSE / central-bank originals; every number in this card is factual record and risk notice only and must not be treated as official endorsement.

J-002: Taiwan and Japan differ in population and yardstick; juxtaposed only, never summed (frame carried from the target card): Japan side = issuer self-reported releases and sample surveys (LIS 250 respondents, Oricon 7,545 users, Clabo 992 experienced investors, Monicle 6,000 service users — each with population limits); Taiwan side = media relays of TWSE whole-population statistics. Two further yardstick gaps recorded: Rakuten "7 million people" (2026-07-01 release) vs "8 million accounts" (2026-07-17 release); the target card's "51.8% of new accounts were 30 and under" (May single-month share) vs this card's "largest H1 increase was 61 and over" (half-year cumulative increase) — all recorded side by side, no conversion, no mutual negation.

J-003: Layer typing and its limits: Layer 1 REVISE = PRTIMES#1568287 (updates the Rakuten-side scale after target card F-009; does not overturn the original figures); Layer 2 REVISE = CNA#1279889 (Taiwan scale May → June; does not overturn the original figures); Layer 3 ADD_EVIDENCE = CNYES#1413000 (the individual layer of regular savings); Layer 4 CONTEXTUALIZE = CNA#1568415 / #1568388 / #1572680 (the 2026-07-17 stress-test day); Layer 5 CONNECT = same-day juxtaposition (Rakuten's release and the record point drop both dated 2026-07-17 — no documented link, no causality built) plus 7 published cards. F-010 to F-015 are the carried base from the target card, explicitly marked not-new and not counted toward significance. A 2026-07-16 shift's extension draft of the same target card (zero material overlap) was unpublished as of this card's filing; per the rules no link is set, only this transparency statement.

P-Units

P-001: After the record point drop of July 17, 2026, how Taiwan's regular-savings account counts and contribution amounts change (TWSE July 2026 statistics, expected on the early-August 2026 publication cycle) — this card marks the observation point only and does not predict (open)

P-002: The FSA's "NISA Account Usage Survey" follow-up figures as of end-June 2026, and the trajectory of Rakuten Securities' account count beyond 8 million — verifiable through subsequent official and issuer disclosures (open)

P-003: The same piece's trader expectations ("depreciation pressure remains next week," "may test the 32.5 mark") are outlooks, not facts — subsequent FX moves are verifiable against central-bank and market actuals (open)

同事件・三視角 / Three Perspectives on the Same Event / 同一イベント・三つの視点

• 繁體中文: ANK-2026-07-17-008
• 日本語: ANK-2026-07-17-008-ja
• English: ANK-2026-07-17-008-en

Internal citation chain

Published ANK-Docs cited in this card:

• ANK-2026-07-03-007 (The Taiwan-Japan retail-money "temperature gap" — a survey of 250 wealthy Japanese: 36.8% keep 50% or more in cash, "preservation" first at 34.0%; NISA accounts topped 28 million at end-2025; contrasted with Taiwan's 14,332,896 cumulative accounts in May 2026) → this card is its extension (the target card): Layer 1 updates its F-009 Rakuten-side scale, Layer 2 updates its Taiwan-side scale, Layer 3 adds the regular-savings individual layer, Layer 4 adds the stress-test day, Layer 5 pins the same-day juxtaposition. Links: zh / ja / en
• ANK-2026-06-01-001 (The retail phenomenon of Taiwan's AI stock boom: cumulative accounts hit a record 14.33 million in May 2026, single-month regular savings topped NT$32.5 billion, those 30 and under made up 51.8% of new accounts) → the target card's Taiwan-side reference; this card's Layer 2 advances its account scale to end-June 2026. https://ainews.washinmura.jp/ainews/en/ank/ANK-2026-06-01-001
• ANK-2026-06-16-001 (The great migration of retail money: Taiwan's active ETFs surged to NT$902.2 billion vs the structural cracks of Japan's NISA "from savings to investment" at year three) → the prior observation of the Taiwan-Japan temperature gap; this card's Layer 3 concentration of 0050 regular savings and that card's money-migration observation are mutual context. https://ainews.washinmura.jp/ainews/en/ank/ANK-2026-06-16-001
• ANK-2026-06-04-002 (The wealth-effect chain of Taiwan's stock super-cycle: life insurers' net worth hits a record NT$3.3291 trillion; April pre-tax profit of NT$98.1bn sets a single-month record; retail investors' securities settlement deposits hit a record NT$4.3tn; April securities transaction tax of NT$54.6bn up 2.1-fold — see that card for its figures) → the pre-history of Taiwan's "all-in retail" money; this card's Layer 2 account scale and Layer 3 regular-savings concentration sit on the same retail-money observation line — a structural link only; this card compares none of that card's figures with its own. https://ainews.washinmura.jp/ainews/en/ank/ANK-2026-06-04-002
• ANK-2026-07-02-001 (Taiwan's AI rally, "a raging bull meets a gray rhino": the Philadelphia Semiconductor Index plunged twice in one week; H1 up 17,162.31 points) → this card's Layer 2 account-opening boom shares its origin with the rally recorded there; Layer 4's record point drop of 2026-07-17 is the actual correction after that card's "gray rhino" observation. https://ainews.washinmura.jp/ainews/en/ank/ANK-2026-07-02-001
• ANK-2026-07-03-002 (Taiwan stocks' "one-day reversal" of foreign flows: net buying of NT$32.376 billion on July 1 ended six straight sessions of net selling, followed by net selling of NT$89.046 billion on July 2, with the three major institutional groups net selling NT$84.255 billion in a single day; ETFs became the two-way "focus of adjustment" — see that card for its figures) → the observation line of single-day foreign flows and ETF adjustment; the foreign net selling of 2026-07-17 recorded in this card's Layer 4 (a relayed figure) is a later record on the same observation line — same-line juxtaposition only; this card does not compare the amounts of the two days and builds no causality. https://ainews.washinmura.jp/ainews/en/ank/ANK-2026-07-03-002
• ANK-2026-07-03-004 (The Taiwan-Japan "market contact point" of retirement money: in a 6,000-person Japanese survey, only about 15% of those in their 40s-50s plan to invest retirement money; a ~4.4x gap by investment experience) → the deep version of this card's carried base F-015; the structural depth of Japan's "guarding." https://ainews.washinmura.jp/ainews/en/ank/ANK-2026-07-03-004
• ANK-2026-07-03-017 (Crypto as a "side dish": a survey of 992 experienced Japanese investors — all-in 7.9%; "30% or less of the portfolio" most common at 38.8%) → the deep version of this card's carried base F-014; the structural depth of Japanese retail portfolio discipline. https://ainews.washinmura.jp/ainews/en/ank/ANK-2026-07-03-017

Sources

1. [PRTIMES #1568287] Rakuten Securities, Inc., English rendering: "Most in the industry: Rakuten Securities' NISA accounts top 8 million" (Japanese original: 「業界最多！楽天証券NISA、口座数800万口座突破のお知らせ」), 2026-07-17. https://prtimes.jp/main/html/rd/p/000000735.000011088.html
2. [CNA #1279889] CNA (Central News Agency, Taipei), English rendering: "Taiwan brokerage accounts surge to 14.48 million, another record in TWSE end-June statistics" (Chinese original: 「台股開戶數衝1448萬 6月底證交所統計續創新高」; TWSE statistics relayed by media, originals not verified by this site), 2026-07-01. https://www.cna.com.tw/news/afe/202607010019.aspx
3. [CNYES #1413000] cnyes (Anue), English rendering: "0050 regular-savings investors top 1.2 million and stay No. 1; assets above NT$2.2 trillion, fee down to 0.07%" (Chinese original: 「0050定期定額人數突破120萬續稱霸 規模逾2.2兆元費率降至0.07%」; TWSE statistics and issuer data relayed by media, originals not verified by this site), 2026-07-10. https://news.cnyes.com/news/id/6530521
4. [CNA #1568415] CNA (Central News Agency, Taipei), English rendering: "Taiwan stocks plunge 2,953 points to close at 42,671 below the quarterly average — largest intraday and closing point drop on record" (Chinese original: 「台股重挫2953點收42671點失守季線 創盤中及收盤最大跌點」), 2026-07-17. https://www.cna.com.tw/news/afe/202607170128.aspx
5. [CNA #1568388] CNA (Central News Agency, Taipei), English rendering: "TSMC breaks below its quarterly average; Taiwan stocks crash 2,953 points, the largest point drop ever" (Chinese original: 「台積電跌破季線 台股慘跌2953點創史上最大跌點」), 2026-07-17. https://www.cna.com.tw/news/afe/202607170155.aspx
6. [CNA #1572680] CNA (Central News Agency, Taipei), English rendering: "Record foreign selling of Taiwan stocks; the central bank defends as the NT dollar slips 3.9 cents on huge volume" (Chinese original: 「外資狂砍台股創紀錄 央行防守新台幣爆量貶3.9分」; net-selling figure relayed from a trader's remark), 2026-07-17. https://www.cna.com.tw/news/afe/202607170241.aspx
7. [PRTIMES #1283286] LIS LLC, survey of 250 wealthy individuals' asset management (carried from the target card), 2026-07-01. https://prtimes.jp/main/html/rd/p/000000002.000181252.html
8. [PRTIMES #1282501] Rakuten Securities, Inc., Oricon NISA-brokerage satisfaction No. 1 for the third straight year (citing 28 million-plus NISA accounts; carried from the target card), 2026-07-01. https://prtimes.jp/main/html/rd/p/000000728.000011088.html
9. [PRTIMES #1282493] Oricon Inc., usage data from 7,545 NISA users (carried from the target card), 2026-07-01. https://prtimes.jp/main/html/rd/p/000000780.000034467.html
10. [PRTIMES #1282495] Oricon Inc., 2026 NISA satisfaction rankings (carried from the target card), 2026-07-01. https://prtimes.jp/main/html/rd/p/000000774.000034467.html
11. [PRTIMES #1295068] Clabo Inc., portfolio-strategy survey of 992 crypto-experienced investors (carried from the target card), 2026-07-02. https://prtimes.jp/main/html/rd/p/000000054.000178703.html
12. [PRTIMES #1295455] Monicle Financial, Inc., 6,000-person retirement-money survey (carried from the target card), 2026-07-02. https://prtimes.jp/main/html/rd/p/000000041.000049079.html