This article is about a/an ally in Ninja Sentai Kakuranger.

Reika (25): A young girl who tended to Sasuke's injuries while he was searching for his Shinobi Scroll. She is eventually revealed as a butterfly that assumed human form from being inside the very scroll Sasuke is looking for, revealing its location to him before she died from the injuries gained when she protected a bunny from the attacks of Ittan-momen