, often romanized as BONES in Japan, is a Japanese anime studio. It has produced numerous series, including RahXephon, Wolf's Rain, Scrapped Princess, Eureka Seven, Angelic Layer, Darker than Black, Soul Eater, Ouran High School Host Club and two adaptions of the Fullmetal Alchemist manga along with Star Driver, Gosick, and Space Dandy. Its headquarters is located in Igusa, Suginami, Tokyo.