2girls 50yen >:) animal animal_on_head black_cat black_eyes black_hair blonde_hair blue_eyes blush cat cat_on_head commentary_request food hug hug_from_behind labcoat long_hair multiple_girls nichijou on_head open_mouth professor_shinonome ribbon sakamoto_(nichijou) scarf school_uniform shinonome_nano short_hair simple_background skirt sleeves_past_wrists smile tokisadame_school_uniform umaibou v-shaped_eyebrows