sese nagi girl long hair looking at viewer blush animal ears original character tail animal ear fluff hair between eyes hair ornament very long hair closed mouth cat ears red eyes flat chest collarbone swimsuit cat tail neko standing thighs outdoors sidelocks cowboy shot flower string ribbon collar hand up sky day hair flower from side signature cloud wet blue sky one-piece swimsuit school swimsuit ocean covered navel blue ribbon red collar red flower covered nipples wading blue one-piece swimsuit old school swimsuit chromatic aberration double-parted bangs belt collar arm behind back furrowed brow lens flare partially underwater shot sese nagi tsutsuji azalea