| Government |
Ministry of Land, Infrastructure, Transport and Tourism, Health, Labour and Welfare Ministry, National Printing Bureau, KANTO-SHINETSU Revenue, ADACHI-ku Urban Policy Government corporation, Tokyo Tsukiji Market |
| Private |
- Tokyo Housing Co.,Ltd.
- Tokyo Metro Construction Co.,Ltd.
- INAX Co.,Ltd.
- Toshiba Techno System Co.,Ltd.
- Ebara Cold System Co.,Ltd.
- SG Building Service Co.,Ltd.
- Hagiwara Co.,Ltd.
- Tokyo Fish Market-Wholesaler's Union
- Toto Suisan Co.,Ltd.
- Miyamoto-gumi Co.,Ltd.
- Zaus Bell Stage Tokyo Co.,Ltd.
- Nikko Housing Co.,Ltd.
- Daito Kakoki Co.,Ltd.
- Taga Construction Industry Co.,Ltd.
- Mitsui Bussan Plastic Trade Co.,Ltd.
- Towa Heat
- Tsuzuki Amenity
- Nakamuraya Kanagawa Factory Co.,Ltd.
- Sekiyama Electrical Construction
- SK Design First Class Architect Office
- Kurihara Masaaki Architectural Design Office
- Nagashima Paint Industry Co.,Ltd.
- Sazanami Real Estate
- Shiga Bank
- T Design S First Class Architect Office
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