omio, nukumizu kaju, nukumizu kazuhiko, make heroine ga oo sugiru!, commentary, highres, 1boy, 1girl, :o, adjusting hair, birthday cake, blush, brother and sister, brown eyes, brown hair, cake, confetti, finger to mouth, food, fruit, gift, grey shirt, happy birthday, holding, holding gift, indoors, long hair, long sleeves, shirt, short hair, shushing, siblings, solo focus, strawberry, yellow shirt