Tokyo Stocks: Nikkei 225 and TOPIX Daily — 2026-09-27
Tokyo equities re-emerged from Japan's first five-day "Silver Week" market closure in 11 years with a powerful five-session winning streak, pushing the Nikkei 225 to around 66,364 by Friday, September 25. Chip stocks and banks led the rebound after the Bank of Japan's rate hike, even as rising JGB yields and a weaker yen past 157 shaped the market's unusual post-hike configuration. JPX flow data gets a new format from September 29, and local media say US economic indicators are now the next swing factor.
Tokyo Stocks: Nikkei 225 and TOPIX Daily — 2026-09-27
Top developments
Silver Week shutdown froze the index at 65,018.95
Japan's cash equity markets were closed from September 21 to 23 for three consecutive holidays — including Respect for the Aged Day and Autumnal Equinox Day — the market's first five-day Silver Week in 11 years. The Nikkei 225's reference level stayed at Friday's close of 65,018.95, set after a 1.38% BOJ-fuelled rally in which the broader TOPIX actually fell and most constituents declined. Nikkei futures and yen trading remained available during the closure.

Thursday reopening: chips extend the momentum
Trading resumed September 24 with the Nikkei closing up 0.76% at 65,513.94, led by SoftBank and Kioxia as global tech strength carried over the holiday gap. The immediate test — whether BOJ hikes and rising yields would end the chip-led rally — was answered 'no' on day one, with foreign-investor-heavy tech names the focal point.
Five straight gains: Nikkei tops 66,300, TOPIX jumps 1.31%
On Friday, September 25 the Nikkei rose roughly 827–850 points to close around 66,364.20 — a fifth consecutive advance — with semiconductor-related shares and bank stocks bought aggressively. TOPIX gained 53.29 points (1.31%) to 4,128.59 on estimated Prime Market volume of about 2.149 billion shares, with 1,118 advancers against 382 decliners on the Prime Market. Tokyo Electron and Mitsubishi UFJ were among gainers cited in afternoon-session coverage.
Rising yields, banks and yen in focus after BOJ hike
The 10-year JGB yield has been repricing higher following the BOJ's recent rate hike, with two officials dissenting but Governor Ueda reaffirming that the bank remains committed to raising rates as conditions allow. The yen weakened to around 157 to the dollar after the decision — supporting exporters — and yields rising rather than falling is what has made the rally unusual: bank stocks are benefiting alongside tech.

Foreign capital institutions multiply in Japan
Nikkei Asia reports that entries of overseas investment funds into Japan have quadrupled over four years, as AI, structural change and record equity levels draw more talent and capital. With foreign ownership of Japanese stocks already at record highs, the story underscores why foreign investor flows remain the marginal buyer behind the index's staircase higher — and what's at stake if yen or yield dynamics deteriorate.
Local view
Nikkei's evening coverage attributed Friday's 850-yen gain to investors shrugging off higher rates amid relief over accelerating AI investment ahead of a US-China leaders' meeting, describing the run to 66,364 as a five-day streak powered by the "US-China rapprochement" narrative. Kabutan's market wrap likewise flagged semiconductor and banking issues as the session's buyers' list and pointed to strategist commentary on rate rises ahead of the US-China summit. Zaikai/Fisco noted the Nikkei held in high ground with attention shifting to that evening's US durable goods orders and University of Michigan consumer sentiment final reading.
Context & numbers
- Nikkei 225: 65,018.95 (pre-holiday reference, post-BOJ rally) → 65,513.94 (Sep 24, +0.76%) → ~66,364.20 (Sep 25, five straight gains).
- TOPIX: 4,128.59 on Sep 25 (+53.29, +1.31%); Prime volume ~2.149bn shares; advancers/decliners 1,118/382; TSE Growth 250 down 7.64 points at 800.55.
- Yen: weakened past ~157 to the dollar after the BOJ hike.
- JPX will consolidate and reformat its weekly investor-category (投资部門別) data files starting with the September 29, 2026 release.

On the radar
- JPX's newly formatted weekly investor-category trading data releases September 29 — the first read on how foreign investors behaved during and after the Silver Week reopening.
- US economic data (durable goods orders, Michigan sentiment) flagged by local desks as the near-term swing factor for Tokyo.
- Watch yen intervention vigilance: domestic forecasters expect intervention wariness to keep the yen's downside limited near the mid-157s.
- Bank stocks' sensitivity to the fast-rising 10-year JGB yield after Ueda's reaffirmation of further hikes — the next BOJ policy meeting date should be monitored for confirmation of the faster-hiking path.
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