tsubobot, kasuga mirai, mogami shizuka, idolmaster, idolmaster million live!, 2girls, arm hug, black hair, blue cardigan, blue eyes, blush, brown eyes, brown hair, cardigan, closed eyes, eye contact, hair ornament, hairclip, holding, holding microphone, long hair, long sleeves, looking at another, microphone, multiple girls, multiple views, music, open mouth, pink cardigan, red skirt, short hair, simple background, singing, skirt, smile, white background