1girl, ahoge, bikini, blonde_hair, blue_bikini, blue_eyes, breasts, cleavage, grey_background, hachimiya_meguru, hair_ornament, idolmaster, idolmaster_shiny_colors, large_breasts, looking_at_viewer, low_twintails, o-ring, o-ring_bikini, open_mouth, simple_background, smile, solo, star_(symbol), star_hair_ornament, strapless, swimsuit, tube_top, twintails, upper_body, wanimaru