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4388.TInformation & Communication
In English · 20
Wed, Sep 30 · JST1 filing
13:07MATERIALAI · Change in parent company or specified subsidiary
Fri, Sep 19 · JST2 filings
15:29MATERIALAI · Event with a material impact on financial position15:29MATERIALAI · Event with a material impact on financial position
Fri, Jul 18 · JST1 filing
15:50MATERIALAI · Merger
Thu, Jun 19 · JST1 filing
14:595% STAKEAI · Daisuke Yoshida · 5.83% → 4.77%−1.06pp
Thu, May 15 · JST1 filing
14:485% STAKEAI · YOSHIDA Jimusho G.K. + 1 joint holder · 5.78% → 4.69%−1.09pp
Wed, May 14 · JST1 filing
15:47MATERIALAI · Change of independent auditor
Wed, May 7 · JST1 filing
09:035% STAKEAI · YOSHIDA Jimusho G.K. + 1 joint holder · 6.88% → 5.78%−1.10pp
Tue, Apr 22 · JST1 filing
14:095% STAKEAI · YOSHIDA Jimusho G.K. + 1 joint holder · 7.98% → 6.88%−1.10pp
Mon, Apr 21 · JST1 filing
15:38MATERIALAI · Event with a material impact on financial position
Thu, Apr 10 · JST1 filing
16:085% STAKEAI · YOSHIDA Jimusho G.K. + 1 joint holder · 9.07% → 7.98%−1.09pp
Wed, Apr 2 · JST1 filing
17:07MATERIALAI · Change in parent company or specified subsidiary
Tue, Apr 1 · JST1 filing
09:065% STAKEAI · YOSHIDA Jimusho G.K. + 1 joint holder · 10.17% → 9.07%−1.10pp
Wed, Mar 19 · JST1 filing
09:075% STAKEAI · YOSHIDA Jimusho G.K. + 1 joint holder · 14.15% → 9.44%−4.71pp
Fri, Jan 31 · JST1 filing
15:10MATERIALAI · Change in parent company or specified subsidiary
Tue, Jan 14 · JST1 filing
16:115% STAKEAI · Daisuke Yoshida · 8.25% → 7.21%−1.04pp
Thu, Nov 7 · JST1 filing
15:40MATERIALAI · Merger
Thu, Oct 3 · JST2 filings
15:515% STAKEAI · Daisuke Yoshida · 11.34% → 8.25%−3.09pp14:015% STAKEAI · Daisuke Yoshida · 12.42% → 11.34%−1.08pp
Tue, Oct 1 · JST1 filing
11:04MATERIALAI · Change in major shareholder
All EDINET filings · 97
AllFinancial 305% 30Material 14Other 23
FiledDocumentFilerSource
2026-09-30Material event reportAI, Inc.S100Z4TL
2026-09-07Share buyback reportAI, Inc.S100Z0V1
2026-08-06Share buyback reportAI, Inc.S100YUUS
2026-07-10Share buyback reportAI, Inc.S100YPZT
2026-06-24Material event reportAI, Inc.S100YJUY
2026-06-22CEO/CFO certificationAI, Inc.S100YGK7
2026-06-22Annual reportAI, Inc.S100YGJY
2026-06-22Internal control reportAI, Inc.S100YGK4
2026-03-02Share buyback reportAI, Inc.S100XO5L
2026-02-16Share buyback reportAI, Inc.S100XLIY
2026-01-08Share buyback reportAI, Inc.S100XERJ
2025-12-12Share buyback reportAI, Inc.S100XA2Q
2025-11-14Share buyback reportAI, Inc.S100X4O0
2025-11-07CEO/CFO certificationAI, Inc.S100WYS2
2025-11-07Half-year reportAI, Inc.S100WYS0
2025-10-10Share buyback reportAI, Inc.S100WUH7
2025-09-19Material event reportAI, Inc.S100WPUE
2025-09-19Material event reportAI, Inc.S100WPUM
2025-07-18Material event reportAI, Inc.S100WDXS
2025-07-18Amended large shareholding reportAmends S100VXVBYoshida DaisukeS100WDWP
2025-07-04Amended large shareholding reportAmends S100VXVBYoshida DaisukeS100W4PO
2025-06-20Material event reportAI, Inc.S100W19C
2025-06-19Large shareholding reportRelated to S100V25CYoshida DaisukeS100VXVB
2025-06-18Annual reportAI, Inc.S100VYKL
2025-06-18CEO/CFO certificationAI, Inc.S100VYL0
2025-06-18Internal control reportAI, Inc.S100VYKY
2025-05-15Large shareholding reportRelated to S100VFY0Yoshida TaishiS100VQJ0
2025-05-14Material event reportAI, Inc.S100VQIG
2025-05-08Amended large shareholding reportAmends S100VK2WYoshida DaisukeS100VPX6
2025-05-08Amended large shareholding reportAmends S100V25CYoshida DaisukeS100VPP5

EDINET catalog 2017-01-01 → 2026-10-03; earlier dates still being collected. 17 financial reports not structured yet.

Not structured yet
2021-12-31quarterlyoriginal indexedS100NCUH
2021-09-30quarterlyoriginal indexedS100MQME
2021-06-30quarterlyoriginal indexedS100M4D3
2021-03-31annualoriginal indexedS100LL47
2020-12-31quarterlyoriginal indexedS100KOR5
2020-09-30quarterlyoriginal indexedS100K35M
2020-06-30quarterlyoriginal indexedS100JEFN
2020-03-31annualoriginal indexedS100IVQT
2019-12-31quarterlyoriginal indexedS100HW8A
2019-09-30quarterlyoriginal indexedS100HABD
2019-06-30quarterlyoriginal indexedS100GN08
—annualoriginal indexedS100G7MV
2019-03-31annualoriginal indexedS100G51X
2018-12-31quarterlyoriginal indexedS100F4PD
2018-09-30quarterlyoriginal indexedS100EJDL
2018-06-30quarterlyoriginal indexedS100DWDW
2018-03-31annualoriginal indexedS100DJLO