Keisuke has illustrated Shizuka Ijyuin’s writings for many years. He has also created illustrations for the literary work of Kazuko Hosoki, Jyunji Yamagiwa and many other prominent writers in addition to producing their book and cover designs. He also works as the editorial designer for Ryukou Tsushin, Goro, Shukan Gendai and many other magazines. His essays have been serialized by magazines and he has been a frequent guest of television and radio shows. Additionally, he has created advertising poster designs for major department stores such as Parco and Marui and for theatre plays. Keisuke is an art director for event and meeting spaces and a special adviser to the Nihon Kougakuin Senmongakou (Nippon Engineering College) Graphic Design Department. He is also a guest professor at Tokyo Zokei University.