to-hou eiyasyou, houraisan kaguya, inaba tewi, reisen udongein inaba, yagokoro eirin, touhou, black legwear, silver hair, jpeg artifacts, 4girls, ahoge, alternate costume, alternate hairstyle, animal ears, blouse, blue eyes, blue one-piece swimsuit, blue shirt, brown eyes, brown hair, collared shirt, contemporary, cowboy shot, female focus, hand on own hip, hands on own hips, hat, long hair, multiple girls, necktie, one-piece swimsuit, plaid clothes, plaid skirt, purple hair, rabbit ears, red eyes, school swimsuit, school uniform, serafuku, shirt, short hair, skirt, swimsuit, thighhighs, twintails, white shirt, zettai ryouiki