Motoki is a crush of Usagi's and works at the Game Center Crown, the video arcade Usagi visits frequently. In the anime he is referred to as Motoki-oniisan by Usagi, he is also good friends Mamoru, as they are students at the same college. Although they are good friends their personalities differ greatly. He is always speaking nicely to the girls and referred to them as little sisters, unaware that they were attracted to him. His girlfriend is Reika Nishimura and has a younger sister named Unazuki Furuhata.