1girl, d, arm_up, bare_shoulders, blush, detached_sleeves, dress, from_side, holding, holding_microphone, hoshino_ai_(oshi_no_ko), idol, idol_clothes, looking_away, microphone, oshi_no_ko, profile, puffy_short_sleeves, puffy_sleeves, purple_eyes, purple_hair, red_background, short_sleeves, sleeveless, sleeveless_dress, smile, solo, symbol-shaped_pupils, teeth, tsurara_eeri, upper_body, upper_teeth_only, white_sleeves