Nijiyon Animation
Season 1, Episode 9: Bestest Little Sister Tournament
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Kasumi wants to put on a competition to decide who the bestest little sister out of the girls is.
All Episodes - Season 1
Episode 1
Nijigasaki High School Idol Club
Episode 2
Lanzhu, Ai, and Cuteness
Episode 3
Mia, Ayumu, and Horror
Episode 4
Let's Enjoy Fashion
Episode 5
Emma, Mia, and Songs
Episode 6
Rina-chan RunRuns
Episode 7
Lanzhu and the Joker
Episode 8
Kanata, Shizuku, and Little Sisters
Episode 9
Bestest Little Sister Tournament
Episode 10
Kasumi, Setsuna, and Surprises
Episode 11
Yu and Childhood Friends
Episode 12
The Piano and School Idols