Sayo Aizawa

Sayo Aizawa (相沢 さよ, Aizawa Sayo) is one of Hina's classmates.

Plot
The bespectacled girl helped her peers discover Hitomi Mishima's secret job as a bartender and enjoys playfully teasing the girl about her profession.

Etymology

 * Sayo's surname Aizawa means "phase, aspect, countenance, mutually, fellow" (相) (ai) and "marsh" (沢) (sawa/zawa).