onaka sukisuki, aragaki ayase, gokou ruri, kousaka kirino, makishima saori, ore no imouto ga konna ni kawaii wake ga nai, tokyo big sight, bad id, bad pixiv id, 4girls, bare shoulders, blonde hair, blue eyes, blue hair, day, dress, from behind, hair ornament, hairclip, long hair, looking at viewer, looking back, multiple girls, no eyewear, open mouth, purple eyes, purple hair, sky, smile, sundress