Reiko Shiratori (白鳥 玲子 Shiratori Reiko, 1-3, 5-12, 14-19, 21, 23-26, 28-30 & 32-47) is a photographer who is the girlfriend of Kohtaro, helping him before and after learning he's RX. After learning that Kohtaro is RX, she begins to train herself in order to fight Crisis' minions. Reiko Shiratori is portrayed by Jun Koyamaki (高野槇 じゅん Kōyamaki Jun), who previously played Diana Lady in Jikuu Senshi Spielban