2girls, :d, black_serafuku, blush, box, brown_eyes, brown_hair, dated, eye_contact, gift, gift_box, kneehighs, long_hair, looking_at_another, multiple_girls, neckerchief, open_mouth, sailor_collar, school_uniform, serafuku, short_hair, skirt, smile, speech_bubble, standing, talking, thighhighs, valentine, yuri