We hope this message finds you well. We would like to express our sincere gratitude for your continued support and patronage. We are pleased to inform you that, due to business expansion, Sankyu Kensetsu Co., Ltd. will be relocating its headquarters to the following address:

We are pleased to inform you that Sankyu Kensetsu Co., Ltd. has successfully renewed its registration as a licensed architect office and has officially obtained architectural qualifications. With this renewal, we are now further equipped to provide high-level architectural design and construction management services, ensuring safe and reliable construction projects for our clients.

Sankyu Kensetsu Co., Ltd. places continuous contribution to the community as an important part of our corporate philosophy. As part of this commitment, we recently donated masks to the Japanese Red Cross Society, Tokyo Metropolitan Branch, actively engaging in social responsibility initiatives.

Welcoming You with a Fresh New Look! Sankyu Kensetsu Co., Ltd. is pleased to announce the complete renewal of our official website.We are always committed to providing the best possible experience for our customers, and this new website has been designed to help everyone find the information they need more easily and quickly.

Sankyu Kensetsu Co., Ltd. is pleased to announce the publication of our “Project Story” section on our official website, where we share the narratives behind our latest projects. This section offers a deeper look into how our projects come to life and the thoughts and values that shape them.

Step into a journey of creating dream-filled spaces with Sankyu Kensetsu Co., Ltd.We are a team of dedicated professionals committed to turning each client’s unique vision into reality. Today, we are honored to present a special architectural proposal tailored just for you — not merely a building plan, but a realization of your hopes and expectations.

As society moves toward decarbonization and resource recycling, interest in wooden and timber-based architecture is growing rapidly. Timber construction is gaining significant attention because of its potential to deliver positive impacts environmentally, economically, and socially.

We are pleased to announce that Sankyu Kensetsu Co., Ltd. has newly published the “Top Message” section on our official website. This message conveys our philosophy, direction, and deep commitment to building strong relationships with our clients.

Sankyu Kensetsu Co., Ltd. is pleased to announce that we have updated the Company Information section on our official website to provide more detailed insights and enhance transparency.