Season
Season 1 Episode
- Season 1 Mahiro's Confusing New Body
- Season 1 Mahiro's Time of the Month
- Season 1 Mahiro's Close Encounter
- Season 1 Mahiro's New Friend
- Season 1 Mahiro Discovers Adventure and Social Gatherings
- Season 1 Mahiro Goes Back to Middle School
- Season 1 Mahiro's Role-Playing Game
- Season 1 Mahiro's First Girls Sleepover
- Season 1 Mahiro Rings in the New Year
- Season 1 Mahiro Ponders Boobs and Identity
- Season 1 Mahiro Pretties Up
- Season 1 Mahiro's Future as a Sister
ONIMAI: I'm Now Your Sister!
7.20 24 minutes When lazy, erotic-game loving Mahiro Oyama is transformed into a girl by his younger scientist sister's experiments, he becomes determined to change back, only to recognize that with his new opportunity, he may want to turn his life around.
