Yo-Yo Girl Cop

Recruited by a clandestine police organization, "K" must stop a plot by student radicals to create anarchy in Japan. Armed with a hi-tech steel yo-yo, and a new name (Asamiya Saki), she must infiltrate an elite high school to find the terrorists but finds an even more sinister plan is about to unfold.

Yo-Yo Girl Cop is a 2006 drama thriller movie directed by Kenta Fukasaku, starring Rika Ishikawa, Aya Matsuura, Erika Miyoshi. It holds an IMDb rating of 4.9/10 from 1,226 votes and runs 1h 38m.