2boys 2girls arms_at_sides bangs black-framed_eyewear black_hair black_neckwear blue_serafuku blunt_bangs blush braid brown_hair closed_eyes glasses green_eyes hand_on_shoulder heeparang hishiro_chizuru kaizaki_arata long_hair looking_at_viewer multiple_boys multiple_girls necktie onoya_an open_mouth pill relife school_uniform serafuku shirt short_hair short_sleeves short_twintails sidelocks standing sweatdrop tongue tongue_out twin_braids twintails white_shirt yoake_ryou
4others androgynous arms_behind_back black_eyes black_hair blonde_hair blue_sky bort cloud day diamond_(houseki_no_kuni) elbow_gloves gem_uniform_(houseki_no_kuni) gloves hands_on_hips heeparang houseki_no_kuni long_hair looking_at_viewer multicolored multicolored_eyes multicolored_hair multiple_others necktie orange_eyes orange_hair rainbow_eyes rainbow_hair short_hair sky smile thighhighs very_long_hair waving yellow_diamond_(houseki_no_kuni) yellow_eyes zircon_(houseki_no_kuni)