1990s_(style), 1girl, arms_up, barefoot, bikini, black_eyes, brown_hair, character_name, copyright_name, floating_hair, idol_boueitai_hummingbird, long_hair, open_mouth, red_bikini, retro_artstyle, side-tie_bikini_bottom, solo, strapless, strapless_bikini, swimsuit, toreishi_uzuki, yanagisawa_masahide