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Japan Share Buyback Execution Scoreboard

Share repurchase authorizations and execution progress from corporate filings.

Data through · Updated after disclosure

¥1.29tn

of shares bought back in September 2026, as disclosed

Across 500 monthly reports. The largest was ITOCHU at ¥175bn.

Data coverage and sources

Shows 5,887 of 5,976 filings; 13 have no figures to tabulate; 76 could not be read.

Dates select monthly reporting periods. Latest active or unknown-end programme snapshots also remain.

In the archive releases used here, buyback status reports begin in 2025. Coverage varies by document type and period.

CSV contains latest programme snapshots and selected monthly reports matching company search. Monthly totals below remain market-wide. Originals, English and numeric units stay separate.

English prose ready for 1770 / 1770 filings. Unverified names use source identities; originals remain available. Name reference as of 2026-11-05, 2026-11-10.

76 filings could not be read. These filings are omitted from the tables; their meetings and transactions may be missing.

Displayed filings since 26 May 2025

Progress by company

314
Download CSVAll selected filings

The line marks how much of the buying window has passed; a bar beyond it is buying ahead of pace.

Live programmes, most yen still to buy first. Sort by progress

Progress by company
CompanyProgressAs ofFiling
seiren3569 · セーレンResolution · 51% of yen limit used¥3.12bn / ¥6bn · 926k / 2m shares53% of the buying window to 31 Mar 2027 has passed31 Oct 2026Filed  — filing S100ZCH9
Sakata Seed1377 · サカタのタネResolution · 43% of yen limit used¥2.15bn / ¥5bn · 500k / 1m shares30% of the buying window to 28 May 2027 has passed31 Oct 2026Filed  — filing S100ZCQO
EXEO Group1951 · エクシオグループResolution · 29% of yen limit used¥1.16bn / ¥4bn · 443k / 2m shares33% of the buying window to 31 Mar 2027 has passed30 Sept 2026Filed  — filing S100Z79Y
Makino Milling Machine6135 · 牧野フライス製作所Resolution · 54% of yen limit used¥3.27bn / ¥6bn · 1.09m / 2.08m shares60% of the buying window to 30 Dec 2026 has passed31 Oct 2026Filed  — filing S100ZCUY
Hachijuni Nagano Bank8359 · 八十二長野銀行Resolution · 72% of yen limit used¥7.29bn / ¥10bn · 2.88m / 4.2m shares73% of the buying window to 30 Dec 2026 has passed31 Oct 2026Filed  — filing S100ZC41
ARIAKE JAPAN2815 · アリアケジャパンResolution · 55% of yen limit used¥3.3bn / ¥6bn · 616k / 1m shares47% of the buying window to 12 May 2027 has passed31 Oct 2026Filed  — filing S100ZD8M
EXEDY7278 · エクセディResolution · 66% of yen limit used¥5.33bn / ¥8bn · 889k / 2m shares62% of the buying window to 31 Dec 2026 has passed30 Sept 2026Filed  — filing S100Z7OS
TPR Co .6463Resolution · 40% of yen limit used¥1.84bn / ¥4.5bn · 1.24m / 4m shares40% of the buying window to 31 Mar 2027 has passed30 Sept 2026Filed  — filing S100Z5Q2
Riken Technos4220 · リケンテクノスResolution · 70% of yen limit used¥6.22bn / ¥8.8bn · 2.56m / 4m shares39% of the buying window to 30 Dec 2026 has passed30 Sept 2026Filed  — filing S100Z7I2
TOKAI Holdings3167 · ＴＯＫＡＩホールディングスResolution · 49% of yen limit used¥2.48bn / ¥5bn · 1.89m / 5m shares30 Sept 2026Filed  — filing S100Z7O5
Central Automotive Products8117 · 中央自動車工業Resolution · 0% of yen limit used¥0 / ¥2.5bn · 0 / 1m shares0% of the buying window to 31 Mar 2027 has passed30 Sept 2026Filed  — filing S100Z74V
J Trust8508 · ＪトラストResolution · 52% of yen limit used¥2.64bn / ¥5bn · 3.14m / 6.25m shares58% of the buying window to 30 Dec 2026 has passed31 Oct 2026Filed  — filing S100ZBWB
Sanyo Trading3176 · 三洋貿易Resolution · 35% of yen limit used¥1.25bn / ¥3.5bn · 1.07m / 2.9m shares23% of the buying window to 9 Aug 2027 has passed31 Oct 2026Filed  — filing S100ZBMQ
RIZAP GROUP2928 · ＲＩＺＡＰグループ株式会社Resolution · 14% of yen limit used¥381m / ¥2.6bn · 2.08m / 11m shares46% of the buying window to 14 May 2027 has passed31 Oct 2026Filed  — filing S100ZCKU
MegaChips6875 · メガチップスResolution · 77% of yen limit used¥7.78bn / ¥10bn · 742k / 1m shares36% of the buying window to 31 Mar 2027 has passed31 Oct 2026Filed  — filing S100ZBT6
Techmatrix3762 · テクマトリックスResolution · 30% of yen limit used¥986m / ¥3.2bn · 415k / 2.3m shares28% of the buying window to 25 Feb 2027 has passed30 Sept 2026Filed  — filing S100Z7BA
CTI Engineering9621 · 建設技術研究所Resolution · 26% of yen limit used¥797m / ¥3bn · 249k / 1.2m shares18% of the buying window to 30 Apr 2027 has passed30 Sept 2026Filed  — filing S100Z7HR
Hoshizaki6465 · ホシザキResolution · 92% of yen limit used¥27.8bn / ¥30bn · 5.3m / 8m shares90% of the buying window to 30 Nov 2026 has passed31 Oct 2026Filed  — filing S100ZCCU
Okinawa Cellular Telephone Company9436 · 沖縄セルラー電話Resolution · 57% of yen limit used¥2.87bn / ¥5bn · 747k / 1.7m shares40% of the buying window to 16 Apr 2027 has passed30 Sept 2026Filed  — filing S100Z8ED
Taikisha1979 · 大氣社Resolution · 57% of yen limit used¥2.88bn / ¥5bn · 750k / 1.5m shares47% of the buying window to 31 Jan 2027 has passed31 Oct 2026Filed  — filing S100ZD2B
Tsurumi Manufacturing6351 · 鶴見製作所Resolution · 15% of yen limit used¥379m / ¥2.5bn · 186k / 1.2m shares94% of the buying window to 11 Nov 2026 has passed31 Oct 2026Filed  — filing S100ZCZO
Financial Partners Group7148Resolution · 0% of yen limit used¥0 / ¥2bn · 0 / 1.2m shares0% of the buying window to 30 Apr 2027 has passed31 Oct 2026Filed  — filing S100ZCWR
Remixpoint3825 · リミックスポイントResolution · 0% of yen limit used¥0 / ¥2bn · 0 / 8m shares0% of the buying window to 31 Mar 2027 has passed30 Sept 2026Filed  — filing S100Z7D4
Kurimoto5602 · 栗本鐵工所Resolution · 61% of yen limit used¥3.07bn / ¥5bn · 1.8m / 3.5m shares39% of the buying window to 23 Dec 2026 has passed30 Sept 2026Filed  — filing S100Z710
Sekisui Jushi4212 · 積水樹脂Resolution · 36% of yen limit used¥1.08bn / ¥3bn · 357k / 1m shares53% of the buying window to 31 Mar 2027 has passed31 Oct 2026Filed  — filing S100ZD8Z

Ended programmes

1447
Ended programmes
CompanyProgressAs ofFiling
Sumitomo Realty & Development8830 · 住友不動産Resolution · 100% of yen limit used¥10bn / ¥10bn · 1.76m / 2m shares100% of the buying window to 31 Oct 2025 has passed31 Oct 2025Filed  — filing S100X2M1
Sumitomo Realty & Development8830 · 住友不動産Resolution · 100% of yen limit used¥30bn / ¥30bn · 6.63m / 10m shares100% of the buying window to 31 Mar 2026 has passed31 Mar 2026Filed  — filing S100XZ27
Raito Kogyo1926 · ライト工業Resolution · 100% of yen limit used¥7bn / ¥7bn · 7.04m / 9.2m shares81% of the buying window to 31 Dec 2026 has passed31 Oct 2026Filed  — filing S100ZDIC
Daiwa Office Investment大和証券オフィス投資法人Resolution · 100% of yen limit used¥1.5bn / ¥1.5bn · 4.48k / 7k units89% of the buying window to 12 Nov 2026 has passed31 Oct 2026Filed  — filing S100ZDF9
Olympus7733 · オリンパスResolution · 100% of yen limit used¥60bn / ¥60bn · 38.9m / 46m shares53% of the buying window to 31 Mar 2027 has passed31 Oct 2026Filed  — filing S100ZDDQ
Rohto Pharmaceutical4527 · ロート製薬Resolution · 100% of yen limit used¥3bn / ¥3bn · 1.04m / 1.5m shares78% of the buying window to 31 Dec 2026 has passed31 Oct 2026Filed  — filing S100ZDAM
Cocolive137AResolution · 100% of yen limit used¥100m / ¥100m · 142k / 150k shares69% of the buying window to 31 Jan 2027 has passed31 Oct 2026Filed  — filing S100ZD60
ENECHANGE4169Resolution · 100% of yen limit used¥1bn / ¥1bn · 3.25m / 4m shares100% of the buying window to 16 Oct 2026 has passed31 Oct 2026Filed  — filing S100ZCGO
Daiwabo Holdings3107 · ダイワボウホールディングスResolution · 100% of yen limit used¥6bn / ¥6bn · 1.69m / 2.4m shares100% of the buying window to 16 Oct 2026 has passed31 Oct 2026Filed  — filing S100ZD2Z
Marubeni8002 · 丸紅Resolution · 100% of yen limit used¥60bn / ¥60bn · 11.8m / 20m shares75% of the buying window to 29 Jan 2027 has passed31 Oct 2026Filed  — filing S100ZD1K
Show 40 more rows (1447 total)
Ended programmes
CompanyProgressAs ofFiling
Fanuc6954 · ファナックResolution · 100% of yen limit used¥50bn / ¥50bn · 8.27m / 10m shares50% of the buying window to 30 Apr 2027 has passed31 Oct 2026Filed  — filing S100ZCZI
Kokuyo7984 · コクヨResolution · 100% of yen limit used¥15bn / ¥15bn · 17.8m / 20m shares76% of the buying window to 31 Dec 2026 has passed31 Oct 2026Filed  — filing S100ZBOY
Prestige International4290 · プレステージ・インターナショナルResolution · 100% of yen limit used¥1bn / ¥1bn · 1.4m / 1.6m shares100% of the buying window to 30 Oct 2026 has passed31 Oct 2026Filed  — filing S100ZCOD
MS&AD Insurance Group Holdings8725 · ＭＳ＆ＡＤインシュアランスグループホールディングスResolution · 100% of yen limit used¥190bn / ¥190bn · 39.8m / 95m shares90% of the buying window to 18 Nov 2026 has passed31 Oct 2026Filed  — filing S100ZCN3
Shin-Etsu Chemical4063 · 信越化学工業Resolution · 100% of yen limit used¥250bn / ¥250bn · 44.7m / 45m shares48% of the buying window to 27 Apr 2027 has passed31 Oct 2026Filed  — filing S100ZCLT
Teikoku Tsushin Kogyo6763 · 帝国通信工業Resolution · 100% of yen limit used¥500m / ¥500m · 176k / 180k shares35% of the buying window to 31 Mar 2027 has passed31 Oct 2026Filed  — filing S100ZCFL
Yamazen8051 · 山善Resolution · 100% of yen limit used¥15bn / ¥15bn · 8.69m / 13m shares66% of the buying window to 3 Mar 2027 has passed31 Oct 2026Filed  — filing S100ZC4Q
MegaChips6875 · メガチップスResolution · 100% of yen limit used¥10bn / ¥10bn · 1.05m / 1.2m shares81% of the buying window to 30 Dec 2026 has passed31 Oct 2026Filed  — filing S100ZBT6
creo9698 · クレオResolution · 100% of yen limit used¥150m / ¥150m · 122k / 125k shares85% of the buying window to 30 Nov 2026 has passed31 Oct 2026Filed  — filing S100Z9Q7
DeNA2432 · ディー・エヌ・エーResolution · 100% of yen limit used¥50bn / ¥50bn · 19.1m / 25m shares67% of the buying window to 26 Feb 2027 has passed31 Oct 2026Filed  — filing S100ZC4M
miratap3187 · ミラタップResolution · 100% of yen limit used¥200m / ¥200m · 724k / 900k shares90% of the buying window to 30 Nov 2026 has passed31 Oct 2026Filed  — filing S100ZC1Y
Kubota6326 · クボタResolution · 100% of yen limit used¥30bn / ¥30bn · 11.1m / 15m shares80% of the buying window to 18 Dec 2026 has passed31 Oct 2026Filed  — filing S100ZB8U
SANNO3441 · 山王Resolution · 100% of yen limit used¥200m / ¥200m · 101k / 150k shares100% of the buying window to 30 Oct 2026 has passed31 Oct 2026Filed  — filing S100ZBVC
Niterra5334 · 日本特殊陶業Resolution · 100% of yen limit used¥30bn / ¥30bn · 7.63m / 14.4m shares100% of the buying window to 31 Oct 2026 has passed31 Oct 2026Filed  — filing S100ZBMD
JANOME6445 · ジャノメResolution · 100% of yen limit used¥1.5bn / ¥1.5bn · 1.15m / 1.96m shares96% of the buying window to 16 Nov 2026 has passed31 Oct 2026Filed  — filing S100ZBEU
Coca-Cola Bottlers Japan Holdings2579 · コカ・コーラ　ボトラーズジャパンホールディングスResolution · 100% of yen limit used¥30bn / ¥30bn · 8.43m / 15m shares100% of the buying window to 31 Oct 2026 has passed31 Oct 2026Filed  — filing S100ZBEH
H.I.S.9603 · エイチ・アイ・エスResolution · 100% of yen limit used¥2.5bn / ¥2.5bn · 2.18m / 3m shares100% of the buying window to 30 Sept 2026 has passed31 Oct 2026Filed  — filing S100ZBFV
OSG6136 · オーエスジーResolution · 100% of yen limit used¥5bn / ¥5bn · 1.35m / 1.5m shares38% of the buying window to 30 Nov 2026 has passed31 Oct 2026Filed  — filing S100ZBCH
Quants Research Institute Holdings9552 · クオンツ総研ホールディングスResolution · 100% of yen limit used¥3.8bn / ¥3.8bn · 3.88m / 4.3m shares100% of the buying window to 31 Oct 2026 has passed31 Oct 2026Filed  — filing S100ZBC1
NAGAILEBEN7447 · ナガイレーベンResolution · 100% of yen limit used¥1bn / ¥1bn · 565k / 600k shares100% of the buying window to 31 Oct 2026 has passed31 Oct 2026Filed  — filing S100ZBA5
giftee Group590A · ギフティグループResolution · 100% of yen limit used¥1bn / ¥1bn · 763k / 1.11m shares85% of the buying window to 13 Nov 2026 has passed31 Oct 2026Filed  — filing S100ZB9L
Ship Healthcare Holdings3360 · シップヘルスケアホールディングスResolution · 100% of yen limit used¥5bn / ¥5bn · 2.12m / 3.3m shares70% of the buying window to 31 Dec 2026 has passed31 Oct 2026Filed  — filing S100ZB8H
Yushin Company6482Resolution · 100% of yen limit used¥1bn / ¥1bn · 1.34m / 2m shares96% of the buying window to 13 Nov 2026 has passed31 Oct 2026Filed  — filing S100ZB7E
Innotech9880 · イノテックResolution · 100% of yen limit used¥2.5bn / ¥2.5bn · 692k / 1m shares73% of the buying window to 31 Dec 2026 has passed31 Oct 2026Filed  — filing S100ZB5L
LITALICO7366Resolution · 100% of yen limit used¥1bn / ¥1bn · 645k / 1m shares100% of the buying window to 30 Sept 2026 has passed30 Sept 2026Filed  — filing S100Z8QL
Sysmex6869 · シスメックスResolution · 100% of yen limit used¥30bn / ¥30bn · 21.1m / 30m shares100% of the buying window to 18 Sept 2026 has passed30 Sept 2026Filed  — filing S100Z8HU
Ebara6361 · 荏原製作所Resolution · 100% of yen limit used¥10bn / ¥10bn · 1.78m / 3m shares71% of the buying window to 31 Dec 2026 has passed30 Sept 2026Filed  — filing S100Z7O6
Canon7751 · キヤノンResolution · 100% of yen limit used¥200bn / ¥200bn · 45.3m / 54m shares67% of the buying window to 29 Jan 2027 has passed30 Sept 2026Filed  — filing S100Z8DE
Hamamatsu Photonics6965 · 浜松ホトニクスResolution · 100% of yen limit used¥20bn / ¥20bn · 10.6m / 15m shares100% of the buying window to 30 Sept 2026 has passed30 Sept 2026Filed  — filing S100Z8FG
Nichias5393 · ニチアスResolution · 100% of yen limit used¥5bn / ¥5bn · 1.4m / 2.3m shares100% of the buying window to 30 Sept 2026 has passed30 Sept 2026Filed  — filing S100Z8EV
Bridgestone5108 · ブリヂストンResolution · 100% of yen limit used¥150bn / ¥150bn · 42.6m / 60m shares100% of the buying window to 31 Aug 2026 has passed30 Sept 2026Filed  — filing S100Z85Y
Advantest6857 · アドバンテストResolution · 100% of yen limit used¥150bn / ¥150bn · 5.76m / 18m shares92% of the buying window to 28 Oct 2026 has passed30 Sept 2026Filed  — filing S100Z88S
Hanwa8078 · 阪和興業Resolution · 100% of yen limit used¥5bn / ¥5bn · 660k / 1m shares100% of the buying window to 30 Sept 2026 has passed30 Sept 2026Filed  — filing S100Z6TJ
Hanwa8078 · 阪和興業Resolution · 100% of yen limit used¥5bn / ¥5bn · 2.81m / 4m shares60% of the buying window to 31 Dec 2026 has passed30 Sept 2026Filed  — filing S100Z6TJ
Asahi Kasei3407 · 旭化成Resolution · 100% of yen limit used¥40bn / ¥40bn · 22.9m / 45m shares91% of the buying window to 31 Oct 2026 has passed30 Sept 2026Filed  — filing S100Z7OI
unerry5034Resolution · 100% of yen limit used¥635m / ¥635m · 270k / 270k shares30 Sept 2026Filed  — filing S100Z6YM
Mercari4385 · メルカリResolution · 100% of yen limit used¥10bn / ¥10bn · 2.12m / 4m shares65% of the buying window to 30 Oct 2026 has passed30 Sept 2026Filed  — filing S100Z824
Nomura Holdings8604 · 野村ホールディングスResolution · 100% of yen limit used¥60bn / ¥60bn · 46.9m / 100m shares100% of the buying window to 30 Sept 2026 has passed30 Sept 2026Filed  — filing S100Z7BS
Mitsui Fudosan8801 · 三井不動産Resolution · 100% of yen limit used¥40bn / ¥40bn · 26.3m / 40m shares82% of the buying window to 31 Oct 2026 has passed30 Sept 2026Filed  — filing S100Z6D1
DTS9682Resolution · 100% of yen limit used¥5bn / ¥5bn · 4.81m / 5.05m shares100% of the buying window to 18 Sept 2026 has passed30 Sept 2026Filed  — filing S100Z7OK

1,397 more in the CSV download.

Authorised but idle

9
Authorised but idle
CompanyAuthorisedResolutionIdle for
Hoshizaki6465 · ホシザキFiled  — filing S100ZCCU¥12.1bn2.33m shares16 Jun 2026114 dayssince 9 Jul 2026
Kubota6326 · クボタFiled  — filing S100ZB8U¥40bn18m shares4 Aug 202687 dayssince 5 Aug 2026
Buffalo6676Filed  — filing S100ZBJ3¥11.2bn4m shares14 May 2026169 dayssince 15 May 2026
Sankyu9065 · 山九Filed  — filing S100Z7HF¥20bn5m shares14 May 2026138 dayssince 15 May 2026
Sekisui Chemical4204 · 積水化学工業Filed  — filing S100Z7AB¥12bn4m shares28 Apr 2026153 dayssince 30 Apr 2026
Hokkaido Chuo BUS9085 · 北海道中央バス株式会社Filed  — filing S100Z782¥220m30k shares30 Apr 2026152 dayssince 1 May 2026
Kikkoman2801 · キッコーマンFiled  — filing S100Z70M¥30bn24m shares24 Apr 2026146 dayssince 7 May 2026
Kusuri NO Aoki Holdings3549 · クスリのアオキホールディングスFiled  — filing S100Z6YZ¥24bn6m shares25 Dec 2025278 dayssince 26 Dec 2025
Base4477Filed  — filing S100Z2DJ¥1bn3.8m shares12 Feb 2026199 dayssince 13 Feb 2026

Month totals

12

Market-wide disclosed totals, unaffected by company search.

Month totals
MonthAmountChange
partial · 2026-10219 reports filed · due 15 Nov 2026¥379bn—
2026-09500 reports filed · due 15 Oct 2026¥1.29tn—
2026-08575 reports filed · due 15 Sept 2026¥2.86tn—
2026-07490 reports filed · due 15 Aug 2026¥1.89tn—
2026-06495 reports filed · due 15 Jul 2026¥2.61tn—
2026-05524 reports filed · due 15 Jun 2026¥5.42tn—
2026-04350 reports filed · due 15 May 2026¥607bn—
2026-03519 reports filed · due 15 Apr 2026¥1.33tn—
2026-02559 reports filed · due 15 Mar 2026¥1.85tn—
2026-01451 reports filed · due 15 Feb 2026¥1.23tn—
Show 2 more rows (12 total)
Month totals
MonthAmountChange
2025-12525 reports filed · due 15 Jan 2026¥1.25tn—
2025-11573 reports filed · due 15 Dec 2025¥1.35tn—

Monthly reports cover the past year; choose dates for older reports. 5780 reports filed. Totals cover stored programmes only; coverage can differ between months.

Unknown acquisition amounts are excluded from totals. Changes are unavailable when either month has unknown amounts.

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