Puchimas!: Petit iDOLM@STER Episode 18: And Stuff!
Episode 18 of 64 of Puchimas!: Petit iDOLM@STER, aired January 23, 2013, 2 minutes. Available with English subtitles and dub where released.
Episode summary
Ritsuko finds the girls relaxing at the office. Source: crunchyroll