1girl, bikini, blue_eyes, blue_sky, blurry, blurry_foreground, blush, depth_of_field, dutch_angle, foreshortening, idolmaster, idolmaster_shiny_colors, kumano09_(yaecha0), looking_up, lying, lying_on_water, open_mouth, serizawa_asahi, shooting_star, short_hair, sky, smile, solo, star_(sky), starry_sky, swimsuit, water, white_hair