This is a list of Aine Yūki's known friends. The people in this list are not a part of the main cast, and only have minor appearances or none at all.
Aine draws out a doodle or pastes a picture of every new friend she makes, and the book she is currently filling is apparently her 12th book
Friends with appearances in the plot
|Eri (エリ)||Episode 01 - Hello Friends!||Yūka Amemiya|
|Eri is a girl who lives in Aine's neighborhood. Eri has wood brown hair and blue eyes.Her hair is tied into a ponytail at the back,which is further braided down her back.|
|Episode 01 - Hello Friends!||Takako Tanaka|
|Himari was once Aine's classmate in the normal division of Star Harmony Academy. She is Aine's close friend. She has caramel hair with bangs split at her forehead, and her remaining hair is held up in a bun by a yellow scrunchie. She has honey-brown hair.|
Himari shares her voice actress with Alice Carol from Aikatsu Stars!.
|Episode 01 - Hello Friends!||Misako Tomoika|
|Iroha was once Aine's classmate in the normal division of Star Harmony Academy. She is Aine's close friend. She has dark sea green hair and her bangs are split to have most of it on one side. She is seen wearing her hair in pigtails tied with lavender ribbons. Iroha has purple eyes and she wears glasses.|
Iroha shares her voice actress with Nako and Maria Himesato from the original Aikatsu!.
|The Onee-san (big-sister)|
|Episode 01 - Hello Friends!||Unknown|
|This Onee-san is a greengrocer in Aine's neighborhood. She owns a store called "Yōhachi Hapyakuya", which transalates to the number 808, but means "in plentiful". This Onee-chan gave a lift for Aine and Maika in Episode 05.She has chestnut brown hair fully pulled back into a ponytail, and she has dark green eyes. She wears glasses.|