Jyuken Sentai Gekiranger Lesson 23: Gure-Gure! Sukeban Captain Season 1 Episode 23 Airdate: August 5, 2007 Synopsis Ran's new position as Gekiranger captain is thrown into doubt when a Beast-Man transforms her into a heartless bad girl. ← Lesson 22: Kyui-Kyui! Date with a Celebrity All episodes Lesson 24: Garu-Garu! What!? My Younger Brother!? →