The main character of Oda Nobuna no Yabou. A modern high school student (and obsessive fan of the Nobunaga no Yabou games) who through unexplained means ends up in a Sengoku era battlefield. Toyotomi Hideyoshi dies saving his life, so he becomes a vassal of Oda Nobuna in order to replace Hideyoshi in the timeline. Nobuna nicknames him "Monkey".