Based in Tokyo, we deliver a wide range of services from interior design and construction to the complete renovation of an entire building.

Company Name

ONE DESIGNS Co., Ltd.

See company information in Japanese

Location

Tokyo Office

Ryoshin Onarimon Bldg. 7F,
6-17-15 Shinbashi, Minato-ku, Tokyo
105-0004 Japan
Tel: +81-(0)3-6758-3535

Milano Office

(Representative Office)
Corso Indipendenza,
14, 20129 Milano
Italy

Licenses

1st-class registered architect
Special construction license
Registered real estate agent
Registered temporary staff agency
Registered medical equipment distributor

Group Companies

Total 601 employees

57 bases across the country

Koyou Rentia Co., Ltd.
Koyou Logi-X Co., Ltd.
Koyou Innotex Co., Ltd.
Koyou Bussan Co., Ltd.
Koyou Service Co., Ltd.

Design Partners

Nobuhiko Shimada

Shimada Lab Milano

Akinori Inuzuka

Kazuya Katagiri

katagiri architecture + design