Shisenin Kosen (year of birth and death unknown) was busho (Japanese military commander), yamabushi (a mountain priest) and Buddhist monk in the Sengoku period (the period of warring states.)
司箭院興仙（しせんいんこうせん、生没年不詳）は、戦国時代(日本)の武将、山伏、僧侶。