야마구치 미도리

She is the younger sister of Kakeru Yamaguchi. She is featured as a major character in Chapter 6.5 during the “Ryutaro Incident”. Midori is three years younger than her brother, Kakeru. She has a sickly appearance with pale skin, gray eyes, and shoulder-length gray-black hair pulled back with a black headband, save for one small strand on her forehead. Midori wears a gray v-neck sweater, a light pink button-up short-sleeve shirt, a pink skirt, and a light mustard yellow scarf.