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Mamiya-Op

7991.TMachinery
Filed as MAMIYA-OP CO., LTD. (2022-07–2026-07)
In English · 10
Tue, Jan 27 · JST2 filings
16:015% STAKEMamiya-Op · Data Art, Inc. + 1 joint holder · 42.47% → 51.33%+8.86pp16:005% STAKEMamiya-Op · Yusuke Tanno + 1 joint holder · 13.38% → 51.33%+37.95pp
Thu, Nov 13 · JST1 filing
15:375% STAKEMamiya-Op · Yusuke Tanno · 12.27% → 13.38%+1.11pp
Thu, Nov 6 · JST1 filing
15:585% STAKEMamiya-Op · Yusuke Tanno · 11.16% → 12.27%+1.11pp
Wed, Nov 5 · JST1 filing
14:51MATERIALMamiya-Op · Change in major shareholder
Thu, Oct 30 · JST1 filing
15:585% STAKEMamiya-Op · Yusuke Tanno · 9.53% → 11.16%+1.63pp
Thu, Oct 23 · JST1 filing
15:345% STAKEMamiya-Op · Yusuke Tanno · 8.39% → 9.53%+1.14pp
Tue, Oct 14 · JST1 filing
15:595% STAKEMamiya-Op · Yusuke Tanno · 7.36% → 8.39%+1.03pp
Thu, Sep 4 · JST1 filing
16:555% STAKEMamiya-Op · Yusuke Tanno · 7.36%new 7.36%
Mon, Sep 1 · JST1 filing
15:465% STAKEMamiya-Op · Yusuke Tanno · 5.38%new 5.38%
All EDINET filings · 82
AllFinancial 365% 27Material 4Other 15
FiledDocumentFilerSource
2026-07-08CEO/CFO certificationRelated to S100YPE4MAMIYA-OP CO., LTD.S100YPEK
2026-07-08Amended annual reportAmends S100YJ8WMAMIYA-OP CO., LTD.S100YPE4
2026-06-30Material event reportMAMIYA-OP CO., LTD.S100YNK0
2026-06-24CEO/CFO certificationMAMIYA-OP CO., LTD.S100YJ9U
2026-06-24Internal control reportMAMIYA-OP CO., LTD.S100YJ9X
2026-06-24Annual reportMAMIYA-OP CO., LTD.S100YJ8W
2026-01-27Large shareholding reportDetaatoS100XH21
2026-01-27Large shareholding reportRelated to S100WL7ATanno YuusukeS100XH8F
2025-11-13Large shareholding reportRelated to S100WL7ATanno YuusukeS100WZGQ
2025-11-12Amended large shareholding reportAmends S100WYIYTanno YuusukeS100X2G9
2025-11-12Amended large shareholding reportAmends S100WWROTanno YuusukeS100X2E1
2025-11-12Amended large shareholding reportAmends S100WVQWTanno YuusukeS100X27Q
2025-11-12Amended large shareholding reportAmends S100WTQJTanno YuusukeS100X26W
2025-11-12Amended large shareholding reportAmends S100WMJDTanno YuusukeS100X26H
2025-11-12Amended large shareholding reportAmends S100WL7ATanno YuusukeS100X25W
2025-11-07CEO/CFO certificationMAMIYA-OP CO., LTD.S100WZJB
2025-11-07Half-year reportMAMIYA-OP CO., LTD.S100WZJA
2025-11-06Large shareholding reportRelated to S100WL7ATanno YuusukeS100WYIY
2025-11-05Material event reportMAMIYA-OP CO., LTD.S100WYR7
2025-10-30Large shareholding reportRelated to S100WL7ATanno YuusukeS100WWRO
2025-10-23Large shareholding reportRelated to S100WL7ATanno YuusukeS100WVQW
2025-10-14Large shareholding reportRelated to S100WL7ATanno YuusukeS100WTQJ
2025-09-05Amended large shareholding reportAmends S100WMJDTanno YuusukeS100WNHX
2025-09-04Large shareholding reportRelated to S100WL7ATanno YuusukeS100WMJD
2025-09-02Amended large shareholding reportAmends S100WL7ATanno YuusukeS100WMIG
2025-09-01Large shareholding reportTanno YuusukeS100WL7A
2025-06-30Material event reportMAMIYA-OP CO., LTD.S100W9Q7
2025-06-27Internal control reportMAMIYA-OP CO., LTD.S100W855
2025-06-27Annual reportMAMIYA-OP CO., LTD.S100W84L
2025-06-27CEO/CFO certificationMAMIYA-OP CO., LTD.S100W84Y

EDINET catalog 2017-01-01 → 2026-10-03; earlier dates still being collected. 22 financial reports not structured yet.

Not structured yet
2021-12-31quarterlyoriginal indexedS100NGDD
2021-09-30quarterlyoriginal indexedS100MQ1J
2021-06-30quarterlyoriginal indexedS100M618
2021-03-31annualoriginal indexedS100LW24
2020-12-31quarterlyoriginal indexedS100KROO
2020-09-30quarterlyoriginal indexedS100K1PI
2020-06-30quarterlyoriginal indexedS100JE36
2020-03-31annualoriginal indexedS100J4B3
2019-12-31quarterlyoriginal indexedS100HX0K
2019-09-30quarterlyoriginal indexedS100HAC3
2019-06-30quarterlyoriginal indexedS100GPWV
2019-03-31annualoriginal indexedS100GDQO
—quarterlyoriginal indexedS100G3AP
2018-12-31quarterlyoriginal indexedS100F3NI
2018-09-30quarterlyoriginal indexedS100EH89
2018-06-30quarterlyoriginal indexedS100DW3D
2018-03-31annualoriginal indexedS100DHYU
2017-12-31quarterlypending downloadS100CBAE
2017-09-30quarterlypending downloadS100BOVP
2017-06-30quarterlypending downloadS100B3ZU
2017-03-31annualpending downloadS100APNB
2016-12-31quarterlypending downloadS1009N99