🎯 Activists & large holders in Japanese equities

Who is building stakes — from EDINET 5% filings, in English. Updated continuously.

Period: 7d 30d 90d 180d All ・ 40 filings (max 40)
📊 Latest activist & large-holding moves
CodeCompany / HolderStakeChangeFiled
4440WITZ Corporation WITZ Corporation Pure
Arrowstreet Capital, Limited Partnership
 7.54% new 2026-10-07
4598Delta-Fly Pharma, Inc. Delta-Fly Pharma, Inc. Pure
Evo Fund
 20.65% -2.06pp 2026-10-07
8105Bitcoin Japan Corporation Bitcoin Japan Corporation Pure
Evo Fund
 46.44% -1.55pp 2026-10-07
4480MEDLEY,INC. MEDLEY,INC.
Asset ManagementOne
 5.06% new 2026-10-07
4475HENNGE K.K. HENNGE K.K.
Asset ManagementOne
 5.06% new 2026-10-07
7918VIA Holdings,Inc. VIA Holdings,Inc.
Mizuho Trust & Banking Co.,Ltd.
 15.37% +0.66pp 2026-10-07
4587PeptiDream Inc. PeptiDream Inc. Pure
M&G Investment Management Limited
 8.54% -1pp 2026-10-07
7087WILLTEC Co.,Ltd. WILLTEC Co.,Ltd. Activist
Kokura Hideji
 39.06% -1.18pp 2026-10-07
6195HOPE, INC. HOPE, INC. Activist
Individual (時津 孝康)
 8.30% -1.16pp 2026-10-07
1961SANKI ENGINEERING CO.,LTD. SANKI ENGINEERING CO.,LTD. Pure
Capital Research Ando Moneyjimento Company
 5.66% +0.36pp 2026-10-07
4613KANSAI PAINT CO.,LTD. KANSAI PAINT CO.,LTD. Pure
Capital Research Ando Moneyjimento Company
 5.14% 0pp 2026-10-07
9616KYORITSU MAINTENANCE CO.,LTD. KYORITSU MAINTENANCE CO.,LTD. Pure
Capital Research Ando Moneyjimento Company
 7.89% +0.65pp 2026-10-07
5344MARUWA CO., LTD. MARUWA CO., LTD. Pure
Capital Research Ando Moneyjimento Company
 5.36% -0.38pp 2026-10-07
4617Chugoku Marine Paints,Ltd. Chugoku Marine Paints,Ltd. Pure
Capital Research Ando Moneyjimento Company
 8.21% +0.58pp 2026-10-07
1942KANDENKO CO.,LTD. KANDENKO CO.,LTD. Pure
Capital Research Ando Moneyjimento Company
 6.81% new 2026-10-07
8591ORIX CORPORATION ORIX CORPORATION Pure
ORIX CORPORATION
 9.90% -1.03pp 2026-10-07
0000Crasus Chemical Inc. Crasus Chemical Inc. Pure
Masachuusettsu Fainansharu Saabisezu Company
 7.32% new 2026-10-07
3989SHARINGTECHNOLOGY INC. SHARINGTECHNOLOGY INC.
UBS Ei G
 5.18% new 2026-10-07
2776SHINTO Holdings,Inc. SHINTO Holdings,Inc. Pure
BLUE COAST CAPITAL LIMITED
 7.49% new 2026-10-07
7476AS ONE CORPORATION AS ONE CORPORATION Activist
有限会社井内盛英堂
 10.09% 0pp 2026-10-07
3864MITSUBISHI PAPER MILLS LIMITED MITSUBISHI PAPER MILLS LIMITED Pure
WILL FIELD CAPITAL PTE LTD
 7.69% +0.44pp 2026-10-06
3668COLOPL,Inc. COLOPL,Inc. Activist
Individual (馬場 功淳)
 53.54% -0.42pp 2026-10-06
2212YAMAZAKI BAKING CO.,LTD. YAMAZAKI BAKING CO.,LTD.
飯島興産株式会社
 8.64% +0.12pp 2026-10-06
6798SMK Corporation SMK Corporation Activist
fundnote
 11.88% +1pp 2026-10-06
8061SEIKA CORPORATION SEIKA CORPORATION
SEIKA CORPORATION
 14.66% +1.01pp 2026-10-06
4350MEDICAL SYSTEM NETWORK Co., Ltd. MEDICAL SYSTEM NETWORK Co., Ltd. Pure
HIKARI TSUSHIN,INC.
 7.32% 0pp 2026-10-06
2481TOWNNEWS-SHA CO.,LTD. TOWNNEWS-SHA CO.,LTD. Pure
HIKARI TSUSHIN,INC.
 7.46% 0pp 2026-10-06
2286Hayashikane Sangyo Co.,Ltd. Hayashikane Sangyo Co.,Ltd. Activist
Capital Management
 7.22% +1.13pp 2026-10-06
3765GungHo Online Entertainment, Inc. GungHo Online Entertainment, Inc. Activist
Strategic Capital
 13.67% 0pp 2026-10-06
7851KAWASE COMPUTTER SUPPLIES CO., LTD. KAWASE COMPUTTER SUPPLIES CO., LTD. Pure
Individual (濵田 栄太郎)
 6.19% +1.05pp 2026-10-06
3512Nippon Felt Company Limited Nippon Felt Company Limited Activist
DOE5 Percent
 3.17% +0.17pp 2026-10-06
9682DTS CORPORATION DTS CORPORATION Activist
Asset Value Investors
 7.45% +1.02pp 2026-10-06
4222KODAMA CHEMICAL INDUSTRY CO.,LTD. KODAMA CHEMICAL INDUSTRY CO.,LTD.
Endebaa Yunaiteddo
 26.98% -1.15pp 2026-10-06
7477MURAKI CORPORATION MURAKI CORPORATION Policy
株式会社倉敷ロイヤルアートホテル
 12.24% +12.24pp 2026-10-06
4540TSUMURA & CO. TSUMURA & CO. Pure
Pinan Raifu Insurance Company Obu Chaina Limited
 10.00% 0pp 2026-10-06
7076Meinan M&A Co., Ltd. Meinan M&A Co., Ltd. Policy
株式会社名南経営ホールディングス
 56.45% 0pp 2026-10-06
7135JAPAN CRAFT HOLDINGS CO., LTD. JAPAN CRAFT HOLDINGS CO., LTD. Activist
Rubii
 50.73% +17.36pp 2026-10-06
7135JAPAN CRAFT HOLDINGS CO., LTD. JAPAN CRAFT HOLDINGS CO., LTD. Activist
Rubii
 33.37% -17.36pp 2026-10-06
4593HEALIOS K.K. HEALIOS K.K.
Morgan Stanley
 5.40% -1.75pp 2026-10-06
4004Resonac Holdings Corporation Resonac Holdings Corporation Pure
Capital Research Ando Moneyjimento Company
 11.88% +0.02pp 2026-10-06
🏆 Activists & large holders
HolderTypePositions ▲Last filing
T&CO Activist 0 2026-10-06
Oriibu Activist 0 2026-10-05
Individual (上田 桂司) Activist 0 2026-10-02
Suzuki Ken Activist 0 2026-10-02
株式会社四条 Large holder 0 2026-09-30
AMG Large holder 0 2026-09-29
Individual (古賀 宣行) Activist 0 2026-09-29
Individual (田谷野 貴正) Activist 0 2026-09-29
Hasegawa Tomoichi Activist 0 2026-09-29
Individual (稲垣 靖) Activist 0 2026-09-29
Honma Mahiko Large holder 0 2026-09-28
Harada Akiji Activist 0 2026-09-28
Okawa Kazumasa Activist 0 2026-09-25
Individual (金谷 元気) Large holder 0 2026-09-24
Individual (梶尾 祐司) Activist 0 2026-09-24
UStoteiruzu Activist 0 2026-09-24
Individual (渡邉 瞬) Activist 0 2026-09-17
Individual (後藤 清孝) Activist 0 2026-09-07
Individual (福富 七海) Activist 0 2026-09-04
Individual (須田 祐馬) Activist 0 2026-09-04
Individual (舩越 裕勝) Activist 0 2026-09-04
Individual (住吉 秀一) Activist 0 2026-09-01
Ogawa Hiroji Large holder 0 2026-08-31
Suzuki Toshisuke Activist 0 2026-08-26
Onishi Toshisuke Activist 0 2026-08-10
ITOCHU-SHOKUHIN Co.,Ltd. Large holder 0 2026-08-07
Yoshida Onari Large holder 0 2026-08-05
Individual (佐藤 順英) Activist 0 2026-08-05
Individual (庄子 潔) Activist 0 2026-08-03
Akamatsu Tetsunori Activist 0 2026-07-28
JCC Activist 0 2026-07-28
Morita Kazuhiko Large holder 0 2026-07-28
EsutopuropaTzu Activist 0 2026-07-24
Okamura Koo Large holder 0 2026-07-24
Miyatera Yukihiro Activist 0 2026-07-23
ADVANCE CO., LTD. Large holder 0 2026-07-22
Individual (廣岡 香織) Activist 0 2026-07-22
Individual (廣岡 伸弥) Activist 0 2026-07-22
株式会社羽廣屋万九郎 Large holder 0 2026-07-22
Ishikawa Yuko Large holder 0 2026-07-21
Individual (池田 元気) Activist 0 2026-07-21
Individual (大江 繭子) Activist 0 2026-07-17
Ikeda Yukari Large holder 0 2026-07-10
Nagai Aya Large holder 0 2026-07-10
Individual (猪子 能史) Activist 0 2026-07-07
Individual (西條 勝則) Large holder 0 2026-07-06
Individual (西條 敬弘) Activist 0 2026-07-06
有限会社祥北信興 Activist 0 2026-07-06
Individual (實吉 智裕) Large holder 0 2026-07-06
Individual (太田 睦) Activist 0 2026-07-02
Hinokiya Group Co.,Ltd. Large holder 0 2026-06-30
株式会社北海道共創パートナーズ Large holder 0 2026-06-30
Individual (今中 康仁) Activist 0 2026-06-30
Fukatani Juzo Activist 0 2026-06-25
第一リアルター株式会社 Large holder 0 2026-06-23
Konishi Yuichi Activist 0 2026-06-23
Individual (小西 享) Activist 0 2026-06-23
OSAMNIA MOHAMED Activist 0 2026-06-23
Fujiwara Yoshisuke Activist 0 2026-06-18
日本交通ホールディングス株式会社 Large holder 0 2026-06-16
JIRAN JAPAN Large holder 0 2026-06-11
Individual (木暮 康雄) Activist 0 2026-06-05
Individual (西尾 知宏) Activist 0 2026-05-29
Individual (若山 幸司) Activist 0 2026-05-29
Nippon Narinaga Investmentaraiansu Large holder 0 2026-05-28
Akiishi Tomoyoshi Activist 0 2026-05-22
Individual (苅谷 大作) Large holder 0 2026-05-20
BOX Activist 0 2026-05-14
Fukushima Yoshiaki Activist 0 2026-05-13
Individual (中村 尊政) Activist 0 2026-05-13
Individual (中村 賀亮) Activist 0 2026-05-13
Nakamura Isamuji Activist 0 2026-05-13
Nakamura Katsuhisa Activist 0 2026-05-13
Yano Takuya Activist 0 2026-05-11
大阪中小企業投資育成株式会社 代表取締役社長 小林利典 Large holder 0 2026-05-11
Fukuoka Hiroo Activist 0 2026-05-07
合同会社国生 Large holder 0 2026-05-07
Individual (野見山 勇大) Activist 0 2026-05-07
Maezawa Fund Large holder 0 2026-05-07
Guddofiirudo Bchisaido Activist 0 2026-05-01

📊 Holders with at least one activist-purpose filing or a 10%+ stake. Securities-firm market-making excluded.