5girls, :d, :o, birthday, blue eyes, blunt bangs, blush, brown hair, cake, cake slice, casual, clenched hand, closed eyes, closed mouth, couch, eating, eyelashes, eyes visible through hair, food, foreshortening, green hairband, green ribbon, hair between eyes, hair ornament, hair over one eye, hair ribbon, hairband, happy, happy birthday, indoors, kotori photobomb, lens flare, light particles, long hair, looking at viewer, medium hair, multiple girls, musical note, nose, one eye closed, open mouth, orange hair, pink hair, quintuplets, red hair, ribbon, round teeth, selfie, short hair, siblings, sisters, smile, sparkling eyes, star symbol, star hair ornament, table, teeth, twins, v-shaped eyebrows, waving, wide sleeves