About material

Kiso-Hinoki and Aomori-Hiba
We are mainly using two types of natural woods for export models.
We handpick all the material to achieve the highest-quality in production, which brings you relaxation and peace of mind while bathing.
Kiso-Hinoki, in the middle of the mainland Japan. Aomori-Hiba, in the north. These two woods are particular to Japan and cannot be found anywhere else in the world.
1. Kiso-Hinoki (Chamaecyparis obtusa) ― Japanese cypress, supreme quality

Was strictly protected in the Edo era (1603 to 1868). Only a limited number of Hinoki in the Kiso region was cut down to build the most sacred shrines. This practice left us a chance to make quality bathtub with this finest material, and our company was named after "Hinoki" to embody the supremacy.

  • About 200 to 300 years old (From one of the three most beautiful and preserved forests in Japan)
  • Thin pink color with beautiful grain
  • Contains antibacterial essential oil that gives off fine fragrance.
  • Pleasant to the feel
2. Aomori-Hiba (Thujopsis dolabrata) ― Standard material

Has been even used to construct precious, historical buildings such as Japanese World Heritage "The Chuson-ji Temple Konjiki-do (Golden Hall)." Aomori is the name of a northern prefecture of Japan in cold climate. Aomori-Hiba that survive harsh winters is famous for its toughness and beauty.

  • About 200 to 300 years old (From one of the three most beautiful forests in Japan, as well)
  • Thin pale green color (Also called as "Golden Wood")
  • Contains lots of the Hinokitiol (antibacterial essential oil).
  • Quite resistant to water and durable