1girl, hyuuga mayumi \(osananajimi no h na onee-san\), osananajimi_no_h_na_onee-san_wa_suki_desu_ka?,  1boy, breasts, sidelocks, large_breasts, long_hair, shirt, greyscale, collared_shirt, pants, sound_effects, hand_up, tareme, comic,
1girl, yuu \(osananajimi no h na onee-san\), osananajimi_no_h_na_onee-san_wa_suki_desu_ka?,  1boy, breasts, sidelocks, large_breasts, long_hair, shirt, greyscale, collared_shirt, pants, sound_effects, hand_up, tareme, comic,
