Chikan Juunin-tai The Animation
Japanese title: 痴漢十人隊 THE ANIMATION
Type: OVA
Episodes: 5
Source: Original
Genres: Hentai
Studios: Sugar Boy
Producers: Soft on Demand
Duration: 30 min per ep
Rating: Rx - Hentai

There are nine men and a single woman called "Chikan Juunin-tai" (the 10 pursuers). They make their client's dreams come true, that wish to be "pursued" on a train.

(Source: ANN)