crowd, hibike! euphonium, hibike! euphonium series, kohei okamura, multiple girls, school uniform, kitauji high school uniform, 6+girls, brown hair, serafuku, purple eyes, kousaka reina, black hair, long hair, skirt, indoors, neckerchief, blurry, blush, oumae kumiko, pleated skirt, blue skirt, looking at viewer, classroom, short hair, twintails, brown eyes, sailor collar, green neckerchief, short sleeves, depth of field, ponytail