__Nationality:__ American  

Trish McKenzie is a second-year Pandora student at West Genetics. She is currently ranked 5th among all West Genetics second-year students. Her Volt Weapon, Arondight (アロンダイト, Arondaito), are a pair of broadswords.   

One of Ayumu's classmates and Tomonori's and Kanami's friend. She is a quiet girl who is better at studying and cooking than sports. She has the highest grades in her year. She has trouble looking people in the eye and isn't very good at communicating. She loves shogi. She appears to have feelings for Ayumu.

Shiori Mizumura is a first-year student at Koshigaya Girls' High School in Saitama Prefecture and a supporting character in the spin-off manga "Saki: Achiga-hen episode of side-A".

Rie Yamaguchi

Characters