1girl, ahoge, arm_up, armpits, beach, bikini, blurry, blurry_background, blush, breasts, cleavage, collarbone, day, full-face_blush, groin, halterneck, idolmaster, idolmaster_shiny_colors, komiya_kaho, looking_at_viewer, medium_breasts, navel, outdoors, red_bikini, red_eyes, red_hair, samisuke_(pkah8535), side-tie_bikini_bottom, smile, solo, string_bikini, sweatdrop, swimsuit, thigh_gap