Kousuke Sotomura serves as the manager of Shougo Sena within the Sena-Pro talent agency, making him a supporting figure in the Love Stage!! story. He is physically characterized by brown hair that features a single strand hanging in the middle, combined with pale indigo or gray eyes. His name carries meaning: Kousuke can be interpreted as combining the characters for light and help, while his surname Sotomura blends the concepts of outside or other place with town or village. His primary role is a professional one, handling management responsibilities for Shougo, the lead vocalist of the rock band The Crusherz. Beyond this basic function, the available information does not detail a distinct personality, specific personal motivations, or any significant character development arc. He appears in a supporting capacity within both the anime and the related manga and light novel series, but his individual traits, emotional drivers, and notable abilities are not substantially explored in the source material. His key relationship is defined by his professional connection to Shougo Sena, and he is part of the broader management team supporting the entertainment careers of the Sena family.