Tokumu-ka no hoshi: Mitsu chichi cosplay dai sakusen!(2016)

Tokumu-ka no hoshi: Mitsu chichi cosplay dai sakusen! is a Japanese film following Mami, a newly minted Special Task Force investigator for the Tokyo Metropolitan Police. Armed with her instructor Hamaguchi's guidance and a talent for cosplay disguises, she tackles mysterious cases across the city. Her promising career takes an unexpected turn when a bizarre phenomenon emerges: men are mysteriously transforming into gay men. As Mami investigates this strange occurrence, she must use her unique skills and quick thinking to uncover the truth behind the unexplained transformations. The film blends comedy with crime-solving intrigue, exploring how Mami's unconventional methods and cosplay expertise become her greatest assets in solving Tokyo's most perplexing mystery.