|This article is about a/an character in Kamen Rider Gaim and Kamen Rider Wizard.|
Ranmaru (ランマル) is a female attendant who served under Nobunaga and the OOO Army. However, when Nobunaga and Bujin OOO fall to the hands of Kamen Rider Bujin Gaim, she makes Kaito the new lord of the OOO Army, which is renamed the Baron Army.
Behind the scenes
Ranmaru is portrayed by Mao Ueda (上田 眞央 Ueda Mao).