1boy, 1girl, bare_shoulders, blue_eyes, blue_hair, collarbone, game_cg, hair_between_eyes, hand_on_another's_cheek, hand_on_another's_face, hetero, indoors, long_hair, low_twintails, mizuno_sao, portrait, sawayaka_samehada, shiiba_sayaka, short_twintails, shouna_mitsuishi, solo_focus, twintails, uchi_wa_mou_enki_dekinai., unasaka_ryou