1boy, 1girl, o, akizuki_ritsuko, blush, breasts, brown_hair, casual_one-piece_swimsuit, cleavage_cutout, clothing_cutout, collarbone, demon_horns, demon_tail, demon_wings, embarrassed, folded_ponytail, full-face_blush, groin, horns, idolmaster, idolmaster_(classic), idolmaster_million_live!, large_breasts, looking_at_another, navel, navel_cutout, one-piece_swimsuit, own_hands_together, praying, producer_(idolmaster), purple_one-piece_swimsuit, purple_thighhighs, skindentation, standing, steam, sweatdrop, swimsuit, tail, thighhighs, tsurui, wings