Company Overview

About Us

Company Overview

Corporate Name


Head Office

9F, Seavans South Building, 1-2-3 Shibaura, Minato-ku, Tokyo 105-0023, Japan


July 1947


February 1962


JPY 327 million *as of Feb. 28, 2023

Stock Exchange Listing

Tokyo Stock Exchange Standard Market (securities code: 6540)

Scope of Business

Spatial design services, including market research & analysis, concept formation, planning & consulting, design, production & construction, space direction using digital technology, maintenance, and facility operation.

SEMBA Corporation provides services for a wide range of clients, from commercial spaces such as large-scale commercial facilities and restaurants, to offices, educational institutions, healthcare facilities, hotels, and leisure facilities, in Japan and five locations worldwide. Based on our mission of “Creating Future Friendly Spaces,” we provide comprehensive support throughout the entire process of spatial design.

  • First-class architect’s (architects and building engineers) office
    Tokyo Metropolitan Registration Number 35901
    Osaka Prefecture Registration Number 8243
    Fukuoka Prefecture Registration Number 1-12772
  • Special Construction License
    License number issued by the Minister of Land, Infrastructure, Transport and Tourism: (Toku-2) No.16488(Interior finishing, building construction, carpentry, scaffolding and earthwork, steel structure construction, painting, plastering, masonry, tiling, bricklaying, and blockwork, glazing, waterproofing, and joinery)
Annual Turnover

JPY 19 billion in FY2022
(SEMBA Group: 22.8 billion)

Number of Employees

384 (SEMBA Group Total: 531) *as of December 31,2022

Trading Banks

Yaesuguchi Branch, Mizuho Bank, Ltd.
Yaesudori Branch, UMFG Bank, Ltd.


President and CEO Daisuke Yashima
Chairperson Hirokazu Kuriyama

Shigeru Kuriyama

in charge of Design

Director and Executive Officer

Hiroaki Akiyama

in charge of Corporate Planning, Finance, Accounting, and PR

Independent Director and Full-time Audit & Supervisory Committee Member

Futoshi Kai

Independent Director and Audit & Supervisory Committee Member

Mika Matsuo

Independent Director and Audit & Supervisory Committee Member

Kazumi Shimizu

Executive Officers

Executive Officer

Takanori Horita

in charge of Overseas Business

Executive Officer

Maki Katou

Client Officer

Executive Officer

Ryouta Asada

Client Officer

Executive Officer

Akira Kanbe

General Manager of Ethical Design Unit and Zero Waste Promotion Officer

Executive Officer

Yutaka Takii

General Manager of Eastern Business Unit

Executive Officer

Kazuya Takahashi

General Manager of Western Business Unit

Executive Officer

Koushiro Watanabe

General Manager of Creator Business Unit

Executive Officer

Mitsuaki Takeuchi

General Manager of Production Unit

Executive Officer

Takahiro Tahara

in charge of Human Resources Strategy

Executive Officer

Daisuke Yokoyama

Kansai Branch Manager

Executive Officer

Norihiro Takaki

Kyusyu Branch Manager

Executive Fellow

Norihito Narutomi

Evangelist, Ethical Design Unit

SEMBA Organization
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