hideki nagamachi, the idolmaster cinderella girls, the idolmaster series, multiple girls, japanese clothes, kimono, hair ornament, black hair, fireworks, open mouth, short hair, smile, hair flower, flower, festival, closed eyes, one eye closed, holding hands, blonde hair, brown eyes, blush, brown hair, floral print, yukata, blue hair, 6+girls, 5girls, red kimono, purple kimono, hair bun, sash, :d, looking at another