The precious signature ingredient of SENSAI
Throughout Japanese history, Koishimaru Silk is highly reputed as an exceptionally light and radiant silk once reserved only for the Imperial family. To this day, Koishimaru Silk remains to be the most precious type of silk.
The House of SENSAI discovered the youthful silky hands of the silk weavers.
Researchers discovered that Koishimaru Silk has the exclusive ability to promote the production of hyaluronic acid*, a natural substance contained within skin that is essential to nurture and build skin to achieve the legendary Japanese flawlessly SILK SKIN.