kasuga ayumu (artist), kasuga ayumu (haruhipo), cirno, hong meiling, mystia lorelei, reisen udongein inaba, advent cirno, touhou, bad id, bad pixiv id, 4girls, animal ears, blue eyes, blue hair, bow, braid, closed eyes, female focus, hair bow, long hair, multiple girls, own hands clasped, own hands together, parody, profile, purple hair, rabbit ears, red eyes, red hair, short hair, singing, weapon, wings