Nihon Knowledge

5252.TInformation & Communication
Filed as Nihon Knowledge Co., Ltd. (2023-08–2023-08), Nihon Knowledge Co.Ltd. (2023-11–2024-11), Nihon Knowledge Co.,Ltd. (2025-06–2026-06)
In English · 14
Tue, Nov 10 · JST1 filing
16:025% STAKENihon Knowledge · Hikari Tsushin K.K. + 1 joint holder · 10.85% → 8.45%−2.40pp
Thu, Nov 5 · JST1 filing
11:005% STAKENihon Knowledge · Wisteria Trust Co., Ltd. + 1 joint holder · 35.41%new 35.41%
Mon, Nov 2 · JST2 filings
16:085% STAKENihon Knowledge · Hikari Tsushin K.K. + 1 joint holder · 11.93% → 10.85%−1.08pp15:125% STAKENihon Knowledge · BUSINESS BRAIN SHOWAOTA INC · 20.37%new 20.37%
Tue, Oct 20 · JST1 filing
15:585% STAKENihon Knowledge · Hikari Tsushin K.K. + 1 joint holder · 12.99% → 11.93%−1.06pp
Fri, Sep 25 · JST1 filing
15:30MATERIALNihon Knowledge · Change in major shareholder
Tue, Jul 22 · JST1 filing
15:425% STAKENihon Knowledge · Hikari Tsushin K.K. + 1 joint holder · 11.41% → 12.42%+1.01pp
Mon, May 12 · JST1 filing
15:525% STAKENihon Knowledge · Hikari Tsushin K.K. + 1 joint holder · 10.19% → 11.41%+1.22pp
Mon, Apr 28 · JST1 filing
16:48MATERIALNihon Knowledge · Change in major shareholder
Wed, Apr 23 · JST1 filing
15:565% STAKENihon Knowledge · Hikari Tsushin K.K. + 1 joint holder · 8.44% → 10.19%+1.75pp
Mon, Apr 21 · JST1 filing
15:425% STAKENihon Knowledge · Hikari Tsushin K.K. + 1 joint holder · 7.25% → 8.44%+1.19pp
Tue, Apr 15 · JST1 filing
15:555% STAKENihon Knowledge · Hikari Tsushin K.K. · 6.05% → 7.25%+1.20pp
Thu, Apr 3 · JST1 filing
15:555% STAKENihon Knowledge · Hikari Tsushin K.K. · 5.03% → 6.05%+1.02pp
Fri, Jan 10 · JST1 filing
15:435% STAKENihon Knowledge · Hikari Tsushin K.K. · 5.03%new 5.03%
All EDINET filings · 45
FiledDocumentFilerSource
2024-06-28CEO/CFO certificationNihon Knowledge Co, Ltd.S100TXGZ
2024-02-14Quarterly reportNihon Knowledge Co, Ltd.S100SWIT
2024-02-14CEO/CFO certificationNihon Knowledge Co, Ltd.S100SWIW
2023-11-14Quarterly reportNihon Knowledge Co, Ltd.S100SAY4
2023-11-14CEO/CFO certificationNihon Knowledge Co, Ltd.S100SAY7
2023-08-14Quarterly reportNihon Knowledge Co, Ltd.S100ROB9
2023-06-28Annual reportNihon Knowledge Co, Ltd.S100R76N
2023-06-28Internal control reportNihon Knowledge Co, Ltd.S100R774
2023-06-28CEO/CFO certificationNihon Knowledge Co, Ltd.S100R77E
2023-03-31Large shareholding reportRelated to S100QG52Fujii YouichiS100QISG
2023-03-27Large shareholding reportOTSUKA CORPORATIONS100QG4V
2023-03-24Large shareholding reportFujii YouichiS100QG52
2023-03-14Amended securities registrationRelated to S100Q9CXNihon Knowledge Co, Ltd.S100QDVI
2023-03-06Amended securities registrationRelated to S100Q9CXNihon Knowledge Co, Ltd.S100QC6C
2023-02-16Securities registrationNihon Knowledge Co, Ltd.S100Q9CX

EDINET catalog 2017-01-01 → 2026-10-03; earlier dates still being collected.