Network origin in Naoyuki Koyama first degree
| Entity | Entity type | Industry | |
|---|---|---|---|
Plantec Associates, Inc.
 Plantec Associates, Inc. Engineering & ConstructionIndustrial Services Plantec Associates, Inc. engages in the management of its group companies that deals with interior design, architecture, consulting, and hotel and cabin operations. The company was founded on September 1, 2005 and is headquartered in Tokyo, Japan.
7
| Subsidiary | Engineering & Construction | 7 |
Plantec, Inc. (Tokyo)
 Plantec, Inc. (Tokyo) Engineering & ConstructionIndustrial Services Plantec, Inc. is a private company based in Tokyo, Japan that was founded in 1985. The Japanese company aims to be a leader in architectural solutions and is continuously evolving as an essential entity in society. The company's "about" page highlights this goal, while their "media" and "solutions" pages provide examples of their work.
2
| Private Company | Engineering & Construction | 2 |
Chart of Companies connected to the second degree
Multi-company connection
Companies connected to Naoyuki Koyama via their personal network
| Company | Sector | Related people | Main position |
|---|---|---|---|
| TOYOTA MOTOR CORPORATION | Motor Vehicles | President | |
| SUMITOMO ELECTRIC INDUSTRIES, LTD. | Electrical Products | Director/Board Member | |
| TOHO GAS CO., LTD. | Gas Distributors | Director/Board Member | |
| Keio University | College/University | Undergraduate Degree | |
Mitsubishi UFJ Securities Holdings Co., Ltd.
 Mitsubishi UFJ Securities Holdings Co., Ltd. Investment Banks/BrokersFinance Mitsubishi UFJ Securities Co. Ltd. provides securities services including dealing, brokering, underwriting, and distribution. It also provides management and investment, venture capital, real estate leasing, insurance agency, and data processing systems development. The company was founded on March 4, 1948 and is headquartered in Tokyo, Japan. | Investment Banks/Brokers | Director/Board Member | |
| University of Tokyo | College/University | Undergraduate Degree | |
Tokyo Toyopet Motor Sales Co., Ltd.
 Tokyo Toyopet Motor Sales Co., Ltd. Specialty StoresRetail Trade Tokyo Toyopet Motor Sales Co., Ltd. sells passenger cars. It sells various types of passenger cars under Toyota brand name. The company also sells other motor vehicles to the customers in Japan. Tokyo Toyopet Motor Sales is located in Tokyo, Japan | Specialty Stores | President | |
First Cabin, Inc.
 First Cabin, Inc. Hotels/Resorts/Cruise linesConsumer Services First Cabin, Inc. operates capsule hotels. The company was founded in July 2006 and is headquartered in Tokyo, Japan. | Hotels/Resorts/Cruise lines | President | |
KUROFUNE Design Holdings, Inc.
 KUROFUNE Design Holdings, Inc. Financial ConglomeratesFinance KUROFUNE Design Holdings, Inc. is an investment holding Japanese company. The company is based in Tokyo, Japan. The company was founded in 2018 by Hiromasa Furufu, Shinji Ueda. Shinji Ueda has been the CEO since 2018. | Financial Conglomerates | Director/Board Member | |
| KYUSHU FINANCIAL GROUP,INC. | Major Banks | Director/Board Member |
Statistics
International
| Japan | 12 |
Sectoral
| Finance | 5 |
| Consumer Services | 4 |
| Consumer Durables | 2 |
| Producer Manufacturing | 2 |
| Utilities | 2 |
Operational
| Director/Board Member | 15 |
| Corporate Officer/Principal | 5 |
| President | 4 |
| Independent Dir/Board Member | 4 |
| Undergraduate Degree | 2 |
Most connected contacts
| Insiders | |
|---|---|
| Katsuaki Watanabe | 10 |
| Tadasu Ohe | 2 |
| Tadao Kimachi | 2 |
| Noboru Kishida | 2 |
| Taito Ohe | 2 |
| Ichiro Morinaga | 1 |
| Katsumi Kuwabara | 1 |
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