https://www.pixiv.net/en/users/111537263 — Follow me on my Pixiv! (I may post additional images here)

Model 2/17 in the collection. Aika Saitou, the teacher & Nagisa's older sister (appears on season 2, episode 2).

Trigger words (appearance)
IkaAiko, brown eyes, brown hair, short hair, wispy bangs

Trigger words (outfits)
#1: green t-shirt, short sleeves, grey skirt, long skirt, grey flats