Yamano Ryo and the Chikan Train

Ryo Yamano and the Pervert Train: Late at night, after the last train has departed, rumors circulate about a “train full of perverts” running through the city.
Following these rumors, Ryo Yamano heads to an empty station.
Soon, an impossibly long train slides into view.
From the open doors, a thick, pungent smell of crime wafts out.
From the last train to the first train of the day.
Eliminate the perverts lurking on the train and restore peace to the city—