Ryosei Kokubun
Corporate Officer/Principal at Keio University
Network origin in Ryosei Kokubun first degree
| Entity | Entity type | Industry | |
|---|---|---|---|
Keio University
425
| College/University | Other Consumer Services | 425 |
| Public Company | Information Technology Services | 15 |
Chart of Companies connected to the second degree
Multi-company connection
Companies connected to Ryosei Kokubun via their personal network
| Company | Sector | Related people | Main position |
|---|---|---|---|
Mitsui Sumitomo Insurance Co. Ltd.
 Mitsui Sumitomo Insurance Co. Ltd. Multi-Line InsuranceFinance Mitsui Sumitomo Insurance Co., Ltd. engages in the non-life insurance business of the MS&AD Insurance Group. It operates through the following segments: Domestic Property and Casualty Insurance, Overseas Operations, and Others. The Domestic Property and Casualty Insurance segment handles fire, marine, accident, automobile and automobile damage liability insurance services. The Overseas Operations segment provides the non-life insurance solutions to clients outside in the Japan. The Others segment consists of financial and risk-related services. It also provides the insurance and financial service businesses globally. The company was founded on October 21, 1918 and is headquartered in Tokyo, Japan. | Multi-Line Insurance | Director/Board Member Corporate Officer/Principal | |
| TECHPOINT, INC. | Semiconductors | Director/Board Member | |
| The Trustees of Columbia University in The City of New York | College/University | Doctorate Degree Doctorate Degree | |
Harvard University
 Harvard University Other Consumer ServicesConsumer Services Harvard University engages in the provision of teaching and research. It has twelve degree-granting Schools in addition to the Radcliffe Institute for Advanced Study, offering a global education. The university was founded in 1636 and is headquartered in Cambridge, MA. | College/University | Graduate Degree Doctorate Degree | |
| NTT DOCOMO, INC. | Wireless Telecommunications | Director/Board Member | |
| HOYA CORPORATION | Medical Specialties | Director/Board Member | |
| MITSUI O.S.K. LINES LTD | Marine Shipping | Director/Board Member Director/Board Member | |
| STANLEY ELECTRIC CO., LTD. | Auto Parts: OEM | Director/Board Member | |
| RAKUTEN GROUP, INC. | Internet Retail | Director/Board Member Director/Board Member | |
| THE YOKOHAMA RUBBER CO., LTD. | Automotive Aftermarket | Director/Board Member Director/Board Member | |
| OKASAN SECURITIES GROUP INC. | Investment Banks/Brokers | Director/Board Member | |
| RELIA | Miscellaneous Commercial Services | Director/Board Member | |
| MITANI SANGYO CO., LTD. | Wholesale Distributors | Director/Board Member Director/Board Member | |
| AIN HOLDINGS INC. | Drugstore Chains | Director/Board Member | |
| TOLI CORPORATION | Home Furnishings | Director/Board Member | |
| MTI LTD. | Internet Software/Services | Director/Board Member | |
| YAMATANE CORPORATION | Food Distributors | Director/Board Member | |
| NEC FIELDING LTD | Information Technology Services | Director/Board Member Director/Board Member | |
| IDEMITSU KOSAN CO., LTD. | Oil Refining/Marketing | Director/Board Member | |
| UBITEQ, INC. | Information Technology Services | Director/Board Member Director/Board Member | |
| DAIICHI SANKYO CO., LTD. | Pharmaceuticals: Major | Director/Board Member Director/Board Member | |
| ASTELLAS PHARMA INC. | Pharmaceuticals: Major | Director/Board Member Director/Board Member Corporate Officer/Principal Corporate Officer/Principal | |
DIAMOND, Inc.
 DIAMOND, Inc. Publishing: Books/MagazinesConsumer Services DIAMOND, Inc. engages in publishing business. It handles publication of magazines, books and electronic contents such as CDs and DVDs. It also offers human development support projects and database services. The company was founded in May 1913 and is headquartered in Tokyo, Japan. | Publishing: Books/Magazines | Corporate Officer/Principal | |
Astellas Venture Management LLC
 Astellas Venture Management LLC Investment ManagersFinance Astellas Venture Management LLC (Astellas Venture Management) is a venture capital subsidiary of Astellas Pharma Inc founded in 2000. The firm is headquartered in San Francisco, California. | Investment Managers | Private Equity Investor Chief Investment Officer | |
| Kyushu University | College/University | Director/Board Member | |
| University of Tokyo | College/University | Doctorate Degree Corporate Officer/Principal | |
| VLC HOLDINGS CO., LTD. | Miscellaneous Commercial Services | Director/Board Member Director/Board Member | |
| Rikkyo University | College/University | Undergraduate Degree | |
| Kyoto University | College/University | Doctorate Degree Undergraduate Degree | |
| Tohoku University | College/University | Corporate Officer/Principal | |
| Chuo University | College/University | Doctorate Degree | |
| HANKYU HANSHIN HOLDINGS, INC. | Other Transportation | Director/Board Member | |
| SHOEI CO., LTD. | Apparel/Footwear | Director/Board Member | |
| HUMAN METABOLOME TECHNOLOGIES, INC. | Biotechnology | Founder Founder | |
| POLA ORBIS HOLDINGS INC. | Household/Personal Care | Director/Board Member | |
| Muroran Institute of Technology | College/University | Corporate Officer/Principal | |
Dipsol Chemicals Co., Ltd.
 Dipsol Chemicals Co., Ltd. Chemicals: Major DiversifiedProcess Industries Dipsol Chemicals Co., Ltd. is a manufacturer that specializes in metal surface treatment agents. The company is based in Tokyo, Japan. The Japanese company conducts research and development, manufacturing, sales, and technical services on a large scale. and has subsidiaries in Thailand and Malaysia. Dipsol Chemicals Co. was founded in 1953 by Toshio Igarashi. | Chemicals: Major Diversified | Private Equity Investor | |
| Special Olympics Nippon | Comptroller/Controller/Auditor | ||
| UZABASE | Data Processing Services | Director/Board Member Corporate Officer/Principal | |
Spiber, Inc.
 Spiber, Inc. Miscellaneous Commercial ServicesCommercial Services Spiber, Inc. provides research, development, and production of synthetic spider silk. It specializes in the production of artificial spider silk using synthesized genes which persuade bacteria to produce fibroin, a structural protein found in spider silk. The firm analyzes the mechanism of the bimolecular structure of spider silk protein using bioinformatics. The company was founded on September 26, 2007 and is headquartered in Tsuruoka, Japan. | Miscellaneous Commercial Services | Director/Board Member Founder | |
| University of Tokyo Faculty of Law & Graduate Schools for Law | College/University | Graduate Degree | |
| Keio University Faculty of Science & Technology | College/University | Undergraduate Degree Undergraduate Degree | |
| Japan Marketing Academy | Director/Board Member | ||
| Japan Industrial Management Association | Comptroller/Controller/Auditor | ||
| Eat & Fun Health Association | Comptroller/Controller/Auditor | ||
| Oka-Partners Law Office | Corporate Officer/Principal | ||
Kao Group Customer Marketing Co. Ltd.
 Kao Group Customer Marketing Co. Ltd. Medical DistributorsDistribution Services Part of Kao Corp., Kao Group Customer Marketing Co. Ltd. is a Japanese company that supplies cosmetics, toiletries, hair care, and skin care products. The company is based in Tokyo, Japan. Founded in 2015. | Medical Distributors | Comptroller/Controller/Auditor | |
| Hitotsubashi University Business School | College/University | Masters Business Admin Masters Business Admin | |
Synplogen Co., Ltd.
 Synplogen Co., Ltd. Miscellaneous Commercial ServicesCommercial Services Synplogen Co., Ltd. is a synthetic biology startup that provides DNA synthesis and DNA library construction services using their proprietary DNA synthesis technologies OGAB™ and Combinatorial-OGAB. The company was founded in 2017 by Akihiko Kondo and Kenji Tsuge and is based in Kobe, Japan. The Japanese company also offers design, development, and analysis services for gene therapy products such as viral vectors through their Gene Therapy Biofoundry™ service. | Miscellaneous Commercial Services | Director/Board Member | |
| INTEGRAL CORPORATION | Investment Managers | Director/Board Member Director/Board Member |
Statistics
International
| Japan | 47 |
| United States | 5 |
Sectoral
| Consumer Services | 14 |
| Finance | 5 |
| Health Technology | 5 |
| Commercial Services | 5 |
| Technology Services | 5 |
Operational
| Director/Board Member | 219 |
| Corporate Officer/Principal | 139 |
| Independent Dir/Board Member | 77 |
| Undergraduate Degree | 43 |
| Graduate Degree | 28 |
Most connected contacts
| Insiders | |
|---|---|
| Kensaku Mizutani | 19 |
| Yoko Ishikura | 18 |
| Ichiya Nakamura | 18 |
| Stéphane Rousset | 13 |
| Sawako Nohara | 13 |
| Kotaro Chiba | 13 |
| Tsukasa Miyajima | 12 |
| Noriko Endo | 11 |
| Hideki Fujita | 11 |
| Kengo Nagahashi | 11 |
| Takeo Shiina | 10 |
| Jun Murai | 10 |
| Akira Kawamoto | 8 |
| Tsuneo Yahagi | 8 |
| Nobuhiro Oka | 7 |
- Stock Market
- Insiders
- Ryosei Kokubun
- Company connections
