1boy, 1girl, o, akina_tsukako, black_hair, blue_background, blue_eyes, blunt_bangs, blush, bow, bowtie, brown_eyes, cardigan, collared_shirt, cuddling, eye_contact, gridman_universe, hetero, hibiki_yuuta, legs_up, looking_at_another, medium_hair, open_mouth, phone, pleated_skirt, red_hair, school_uniform, shirt, simple_background, skirt, ssss.gridman, takarada_rikka, thick_thighs, thighs