We are designing
experiential quality,
NOW and will be.

deq. is a Tokyo-based design firm with a focus on interior design.
We aim to make people feel a greater sense of happiness when they visit the places we design.

About us

Our sphere of operations includes the design of commercial spaces such as a hospitality, retail, offices and hotels, but we also engage in residential renovetion and planning of event sites / venues.
This wide range of services, from a concept inception to its very last details and managing budget and construction, serves to enrich the experienced value of the space.

deq.  /  Toshiyasu Saito
1981 Born in Fukushima Prefecture
2004 Graduated from Musashino Art University, Department of Architecture
2006 Joined to Kata inc.
2010 Establishment of deq.