- English: Ojisan and Marshmallow
- Synonyms: Oji-san to Marshmallow, Ojisan to Marshmallow
- Japanese: おじさんとマシュマロ
Ojisan and Marshmallow tells the story of Hige, an older man with an insatiable love of marshmallows, and Wakabayashi, a woman in his office who loves him. The show follows their budding relationship in their office.