Who has been buying Kushim, Inc. stock?

13 distinct investors have filed 25 disclosed large-shareholding filings in Kushim, Inc. (2345), most recently on 2026-04-06. Each filer, their role, the number of shares and the price at filing are listed in the table on this page.

How many insider filings does Kushim, Inc. have?

Kushim, Inc. has 25 buy-side and 29 sell-side disclosures on record, covering ¥4.5B ($28.8M) in total reported value, spanning 2021-06-22 to 2026-04-06.

Where does StockDrifts get Kushim, Inc. insider data?

From EDINET large-shareholding (5%+) reports — the official filing system run by the Financial Services Agency (Japan). StockDrifts parses each disclosure and matches it to daily price history; the original filings remain available directly from EDINET.

Do insider buys in Japanese stocks predict returns?

Not uniformly. StockDrifts scored 101,000+ Japanese large-shareholding filings on fixed 12-month forward returns and found the predictive power concentrated in specific filer types and filing patterns rather than spread evenly across all disclosures.

Kushim, Inc. 2345

Company

株式会社クシムKushim, Inc.

Investors

Buys

Total Value

¥4.5B ($28.8M)

Avg Return

-20.52%

Last Filing

2026-04-06

Kushim, Inc. (2345) has 25 disclosed large-shareholding filings and 29 disclosed disposals on record, filed by 13 distinct investors. Together those filings cover ¥4.5B ($28.8M) in reported transaction value. The earliest filing StockDrifts holds for Kushim, Inc. is dated 2021-06-22; the most recent is 2026-04-06. All of it is parsed from EDINET large-shareholding (5%+) reports, the official disclosure system operated by the Financial Services Agency (Japan). Across these filings the average return since disclosure is -20.52%, measured from each filing date to the latest available close.

Price & insider activity (12 months)

Recent filings

Date	Type	Source	Insider	Purpose	Shares	Price at filing	Return	Value
2026-07-03	BUY	private	株式会社a’gil a'gil Inc	passive	3.4M	¥122	-23.8%	¥257M ($1.7M)
2026-06-19	BUY	private	株式会社ファンドコーポレートインベストメント Fund Corporate Investment Co., Ltd.	passive	16.4M	¥122	-27.9%	¥28M ($182K)
2026-05-25	BUY	private	田中遼 Ryo Tanaka	other	1.4M	¥240	-49.2%	¥346M ($2.2M)
2026-05-25	BUY	private	株式会社a’gil a'gil Inc.	passive	3.4M	¥240	-49.2%	¥505M ($3.3M)
2026-05-25	BUY	private	田原弘貴 Hiroki Tahara	other	3.5M	¥240	-49.2%	¥360M ($2.3M)
2026-05-25	BUY	private	田中遼 Ryo Tanaka	other	1.4M	¥240	-49.2%	¥346M ($2.2M)
2026-05-25	BUY	private	田中遼 Ryo Tanaka	other	1.4M	¥240	-49.2%	¥346M ($2.2M)
2026-05-25	BUY	private	田原弘貴 Hiroki Tahara	other	3.5M	¥240	-49.2%	¥360M ($2.3M)
2026-05-25	BUY	private	株式会社a’gil a'gil Inc.	passive	3.4M	¥240	-49.2%	¥505M ($3.3M)
2026-05-25	BUY	private	田原弘貴 Hiroki Tahara	other	3.5M	¥240	-49.2%	¥480M ($3.1M)
2026-05-21	BUY	private	株式会社ファンドコーポレートインベストメント Fund Corporate Investment Co., Ltd.	passive	16.0M	¥241	-19.5%	¥3.9B ($24.9M)
2026-04-06	BUY	unknown	田原弘貴 Hiroki Tahara	unknown	1.5M	¥248	-25.0%	¥363M ($2.3M)
2026-04-06	BUY	unknown	田原弘貴 Hiroki Tahara	unknown	1.5M	¥248	-25.0%	¥363M ($2.3M)
2026-04-06	BUY	unknown	田原弘貴 Hiroki Tahara	unknown	1.5M	¥248	-25.0%	¥363M ($2.3M)
2025-11-05	BUY	Market Buy	坂元政弘 Masahiro Sakamoto	passive	719.0K	¥242	+4.5%	¥174M ($1.1M)
2025-11-05	BUY	Market Buy	坂元政弘 Masahiro Sakamoto	passive	719.0K	¥242	+4.5%	¥174M ($1.1M)
2025-11-05	BUY	Market Buy	株式会社a’gil a’gil Co., Ltd.	passive	862.0K	¥242	+4.5%	¥209M ($1.3M)
2025-11-05	BUY	Market Buy	株式会社a’gil a’gil Co., Ltd.	passive	862.0K	¥242	+4.5%	¥209M ($1.3M)
2025-11-05	BUY	Market Buy	株式会社a’gil a’gil Co., Ltd.	passive	862.0K	¥242	+4.5%	¥209M ($1.3M)
2025-11-05	BUY	Market Buy	坂元政弘 Masahiro Sakamoto	passive	719.0K	¥242	+4.5%	¥174M ($1.1M)
2025-11-05	BUY	Market Buy	株式会社a’gil a'gil Inc.	passive	1.6M	¥242	+4.5%	¥383M ($2.5M)
2025-02-12	SELL	Market Buy	菅原源一郎 Genichiro Sugawara	passive	661.9K	¥188	-34.6%	¥53M ($340K)
2025-02-12	BUY	Market Buy	菅原源一郎 Genichiro Sugawara	passive	661.9K	¥188	+34.6%	¥53M ($340K)
2024-03-06	SELL	unknown	東海東京証券株式会社 Tokai Tokyo Securities Co., Ltd.	other	554.2K	¥315	+19.7%	¥226M ($1.5M)
2024-03-01	SELL	unknown	楽天証券株式会社 Rakuten Securities Inc	other	787.4K	¥260	+2.7%	¥15M ($99K)
2024-01-19	SELL	unknown	東海東京証券株式会社 Tokai Tokyo Securities Co., Ltd.	other	1.3M	¥232	-9.1%	¥95M ($613K)
2024-01-15	SELL	unknown	東海東京証券株式会社 Tokai Tokyo Securities Co., Ltd.	other	1.7M	¥241	-5.0%	¥57M ($369K)
2024-01-09	SELL	unknown	東海東京証券株式会社 Tokai Tokyo Securities Co., Ltd.	other	2.0M	¥234	-8.1%	¥55M ($354K)
2024-01-04	SELL	unknown	東海東京証券株式会社 Tokai Tokyo Securities Co., Ltd.	other	2.2M	¥224	-12.9%	¥82M ($529K)
2023-12-18	SELL	unknown	東海東京証券株式会社 Tokai Tokyo Securities Co., Ltd.	other	2.7M	¥249	-1.6%	¥46M ($294K)
2023-12-11	SELL	unknown	東海東京証券株式会社 Tokai Tokyo Securities Co., Ltd.	other	2.9M	¥264	+4.2%	¥55M ($358K)
2023-12-06	BUY	unknown	東海東京証券株式会社 Tokai Tokyo Securities Co., Ltd.	other	3.1M	¥274	-7.7%	¥854M ($5.5M)
2023-12-04	BUY	unknown	楽天証券株式会社 Rakuten Securities Inc	other	741.0K	¥286	-11.5%	¥212M ($1.4M)
2023-11-02	BUY	unknown	楽天証券株式会社 Rakuten Securities Inc	other	55.4K	¥388	-34.8%	¥19M ($121K)
2023-10-16	SELL	unknown	楽天証券株式会社 Rakuten Securities Inc	other	782.0K	¥389	+35.0%	¥18M ($118K)
2023-10-04	BUY	Market Buy	楽天証券株式会社 Rakuten Securities Inc	other	829.1K	¥316	-19.9%	¥19M ($123K)
2023-07-11	SELL	Market Buy	株式会社シークエッジ・ジャパン・ホールディングス Sequedge Japan Holdings Inc.	passive	0	¥322	+21.4%	¥16M ($101K)
2023-07-11	BUY	Market Buy	株式会社スケブベンチャーズ Skeb Ventures Inc.	passive	631.0K	¥322	-21.4%	¥201M ($1.3M)
2023-07-03	BUY	unknown	楽天証券株式会社 Rakuten Securities Inc	other	768.2K	¥329	-23.1%	¥253M ($1.6M)
2023-06-22	BUY	Market Buy	橋本欣典 Hashimoto Yoshinori	passive	946.8K	¥321	-21.2%	¥304M ($2.0M)
2023-06-22	SELL	Market Buy	橋本欣典 Hashimoto Yoshinori	passive	546.8K	¥321	+21.2%	¥128M ($828K)
2023-05-24	BUY	Market Buy	株式会社シークエッジ・ジャパン・ホールディングス Sequedge Japan Holdings Inc.	passive	48.2K	¥387	-34.6%	¥16M ($102K)
2023-05-24	BUY	Market Buy	株式会社スケブベンチャーズ Skeb Ventures Inc.	passive	744.0K	¥387	-34.6%	¥288M ($1.9M)
2023-05-19	BUY	Market Buy	株式会社スケブベンチャーズ Skeb Ventures Inc.	passive	744.0K	¥399	-36.6%	¥297M ($1.9M)
2023-05-19	SELL	Market Buy	株式会社シークエッジ・ジャパン・ホールディングス Sequedge Japan Holdings Inc.	passive	793.0K	¥399	+36.6%	¥69M ($448K)
2023-05-19	SELL	Market Buy	株式会社シークエッジ・ジャパン・ホールディングス Sequedge Japan Holdings Inc.	passive	793.0K	¥399	+36.6%	¥69M ($448K)
2023-05-19	BUY	Market Buy	株式会社スケブベンチャーズ Skeb Ventures Inc.	passive	744.0K	¥399	-36.6%	¥297M ($1.9M)
2023-01-05	BUY	Market Buy	菅原源一郎 Genichiro Sugawara	passive	783.7K	¥377	-32.9%	¥295M ($1.9M)
2023-01-05	BUY	Market Buy	菅原源一郎 Genichiro Sugawara	passive	783.7K	¥377	-32.9%	¥295M ($1.9M)
2022-04-07	SELL	Market Buy	株式会社WCP WCP Limited.	passive	0	¥464	+45.5%	¥345M ($2.2M)

Showing the 50 most recent of 79 filings.

Frequently asked questions

Who has been buying Kushim, Inc. stock?: 13 distinct investors have filed 25 disclosed large-shareholding filings in Kushim, Inc. (2345), most recently on 2026-04-06. Each filer, their role, the number of shares and the price at filing are listed in the table on this page.
How many insider filings does Kushim, Inc. have?: Kushim, Inc. has 25 buy-side and 29 sell-side disclosures on record, covering ¥4.5B ($28.8M) in total reported value, spanning 2021-06-22 to 2026-04-06.
Where does StockDrifts get Kushim, Inc. insider data?: From EDINET large-shareholding (5%+) reports — the official filing system run by the Financial Services Agency (Japan). StockDrifts parses each disclosure and matches it to daily price history; the original filings remain available directly from EDINET.
Do insider buys in Japanese stocks predict returns?: Not uniformly. StockDrifts scored 101,000+ Japanese large-shareholding filings on fixed 12-month forward returns and found the predictive power concentrated in specific filer types and filing patterns rather than spread evenly across all disclosures.

Source filings

Every trade listed above is disclosed in EDINET large-shareholding (5%+) reports, filed with the Financial Services Agency (Japan). View the original EDINET filings for Kushim, Inc.. For how StockDrifts scores these disclosures, see the Japan insider signal tier research, or browse every Japanese stock we track.