1girl, beach, bikini, bikini_shorts, blonde_hair, breasts, covered_navel, fang, finger_frame, hair_ornament, hairclip, idolmaster, idolmaster_shiny_colors, long_sleeves, lying, on_back, one_eye_closed, open_mouth, outstretched_arms, pink_eyes, reaching, reaching_towards_viewer, saijo_juri, sandals, shirt, short_hair, shorts, sjuno, small_breasts, smile, solo, swimsuit, tied_shirt, water