Ivresse Co., Ltd. engages in the manufacture, sale, start-up support, and contract management of custom-made guest room equipment and toiletries for hotels. It also provides the CI (corporate identity) plans, such as symbol marks & logotype designs, advertising & PR (public relations) plans, sign & color plans of inside and outside of the buildings, graphic design & brand identity in terms of products and apparels. The company was founded by Keiko Yamakawa on May 8, 1990 and is headquartered in Tokyo, Japan.