1girl, armpits, arms_behind_back, blue_hair, blush, breasts, iris_heart, kami_jigen_game_neptune_v, katade, large_breasts, long_hair, looking_at_viewer, neptune_(series), pink_eyes, power_symbol, sideboob, smile, solo, sweater, symbol-shaped_pupils, turtleneck, turtleneck_sweater, underwear, very_long_hair