The Way of Pon: Riche Hayashi

Her birthday is November 11th. A high school girl who once visited the mahjong parlor run by Nashiko's father and is hoping to see it revived as a beloved place. She is an extraordinary young lady who employs maids, and when she finds out that Nashiko and her friends use the mahjong parlor as their hangout spot, she visits it.

The Way of Pon: Haneru Emi

Hiroshima 

Her birthday is April 26th. A high school girl who is serious about mahjong. She found out about Nashiko and her friends through online mahjong and came to their hangout out of frustration after losing. Although she has a cool personality, she is often teased by others. She likes punk fashion.

The Way of Pon: Pai Kawahigashi

Her birthday is August 1st. A high school girl who is Nashiko's childhood friend. She has a weakness for cute things and has a gentle, calming personality, but she also has an active side that enjoys the outdoors. Invited by Nashiko, she enjoys her days at the mahjong parlor. She understands the basic rules of mahjong.