Osomatsu-san Movie: Gekijou Koukai Kinen - Original Tanpen Gekijou
· えいがのおそ松さん 劇場公開記念 オリジナル短編劇場
Synopsis
A short series depicting side stories about the brothers' daily life, released on dTV streaming service.It received an advance screening together with the movie on March 7 in Tokyo.(Source: AniDB)
Studios: Studio Pierrot
Source: MANGA