1girl, d, arms_up, bikini, blue_sky, blush, breasts, brown_hair, chiarashi_mahina, cloud, cumulonimbus_cloud, day, ghost, green_eyes, hands_up, holding, innertube, large_breasts, long_hair, looking_at_viewer, nagashii_kouhei, navel, ocean, one_eye_closed, open_mouth, outdoors, scary_campus_college_university, sky, smile, solo, standing, swimsuit, wading, yellow_bikini