Your best partner for the best building materials
Creating a Comfortable & Rich Living Environment
Interra USA, Inc. is a Japanese export/import company and a wholly-owned subsidiary of JK Holdings Co., Ltd.
JK Holdings Co., Ltd. is the largest wholesaler of building materials in Japan with over a hundred sales branches, warehouse/distribution centers, and over 65 subsidiaries (distributors, manufacturing, builders, insurance, mortgage, franchise for local lumber yards, and travel agency companies).
Tatami is a Japanese unique culture never seen in other countries and is mainly used in a wide range of situations such as judo, tea ceremony, yoga, and Japanese-style rooms.Explore more
From design to installation, every step of the process, we create unique value, delivering living kitchens where eco-friendly wood and top quality fittings are employed.Explore more
A Japanese top brand of modern design faucets. SANEI has produced modern design faucets. Their products are simple design, functional design, and in harmony with the surroundings.Explore more
Perimeter Vent System
The Joto-Vent System is a new system for the US market, however, it has been used successfully in Japan for the past 45 years and it is their standard for crawl space ventilation.Explore more
MF Corporation has been developing and selling protective materials in the Japanese market for a long time, which prevent scratches and dirt on building components in construction work.Explore more