![Osamu Koyama](data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" width="16" height="16" fill="%231b1b1b" class="bi bi-person-fill" viewBox="0 0 16 16"><path d="M3 14s-1 0-1-1 1-4 6-4 6 3 6 4-1 1-1 1zm5-6a3 3 0 1 0 0-6 3 3 0 0 0 0 6"/></svg>)
Osamu Koyama
Direktör/Styrelseledamot på
Keimei Gakuen
Profil
Osamu Koyama is currently Managing Director at Keimei Gakuen since 2013 and Auditor at International University of Japan since 2017.
Former positions include Director & Senior Executive Officer at T&D Holdings, Inc., Director & Senior Executive Officer at Daido Life Insurance Co., President & Representative Director at Mitsui & Co. Global Strategic Studies Institute, Independent Outside Director at Asahi Diamond Industrial Co., Ltd. from 2014 to 2026, and Executive Managing Officer at Mitsui & Co., Ltd.
Aktiva positioner av Osamu Koyama
| Företag | Position | Start |
|---|---|---|
Keimei Gakuen | Direktör/Styrelseledamot | 2013-01-01 |
International University of Japan
 International University of Japan Other Consumer ServicesConsumer Services Functions as a College/University | Comptroller/Controller/Revisor | 2017-04-01 |
Tidigare kända positioner av Osamu Koyama
| Företag | Position | Slut |
|---|---|---|
| ASAHI DIAMOND INDUSTRIAL CO., LTD. | Direktör/Styrelseledamot | 2026-06-26 |
Mitsui & Co. Global Strategic Studies Institute
 Mitsui & Co. Global Strategic Studies Institute Miscellaneous Commercial ServicesCommercial Services Operates research institute | President | - |
Daido Life Insurance Co.
 Daido Life Insurance Co. Life/Health InsuranceFinance Provides enterprise life insurance services | Direktör/Styrelseledamot | - |
| MITSUI & CO., LTD. | Företagsledare/Principal | - |
| T&D HOLDINGS, INC. | Direktör/Styrelseledamot | - |
Erfarenheter
Innehade positioner
Aktiva
Inaktiva
Börsnoterade företag
Privata företag
Relationer
8
Första gradens relationer
7
Företag kopplade till första graden
Man
Kvinna
Styrelseledamöter
Chefer
Kopplade företag
| Privata företag | 7 |
|---|---|
Mitsui & Co., Ltd.
 Mitsui & Co., Ltd. Chemicals: Major DiversifiedProcess Industries Manufactures chemicals and engages in the sale, import, export of industrial materials, raw iron, nonferrous metal, chemical, energy and food | Process Industries |
T&D Holdings, Inc.
 T&D Holdings, Inc. Life/Health InsuranceFinance Provides life insurance services | Finance |
Daido Life Insurance Co.
Daido Life Insurance Co. Life/Health InsuranceFinance Provides enterprise life insurance services | Finance |
Asahi Diamond Industrial Co., Ltd.
 Asahi Diamond Industrial Co., Ltd. Industrial MachineryProducer Manufacturing Manufactures and distributes diamond tools | Producer Manufacturing |
International University of Japan
International University of Japan Other Consumer ServicesConsumer Services Functions as a College/University | Consumer Services |
Keimei Gakuen | |
Mitsui & Co. Global Strategic Studies Institute
Mitsui & Co. Global Strategic Studies Institute Miscellaneous Commercial ServicesCommercial Services Operates research institute | Commercial Services |
