starcrown, hatsune miku, kagamine len, kagamine rin, kaito (vocaloid), megurine luka, meiko (vocaloid), vocaloid, highres, 2boys, 4girls, blonde hair, blue eyes, blue hair, brown eyes, brown hair, circle formation, detached sleeves, green eyes, green hair, hair ornament, hair ribbon, hairclip, happy, holding hands, lens flare, long hair, midriff, multiple boys, multiple girls, necktie, ribbon, sailor collar, scarf, short hair, sky, smile, sun, twintails