Mutsugo to Ouma no Monogatari
English name: The Story of the Sextuplets and a Horse
Genres: Comedy, Sports
Type: ONA, Episodes: 6
Aired: Oct 13, 2016 to Dec 8, 2016
Studio: Pierrot
Source: Manga
Rating: PG-13 - Teens 13 or older
Synopsis:
An anime collaboration between Osomatsu-san and the Japan Racing Association.