koyama shigeru, konpaku youmu, reisen udongein inaba, touhou, highres, 2girls, :d, ;d, = =, animal ears, armpits, ass, back, bare shoulders, bracelet, breasts, cloud, greyscale with colored background, hairband, holding, holding removed eyewear, holding water gun, jewelry, long hair, looking at viewer, multiple girls, old-fashioned swimsuit, one-piece swimsuit, one eye closed, open mouth, pink background, ponytail, rabbit ears, rabbit tail, short hair, shorts, smile, striped clothes, striped one-piece swimsuit, sunglasses, sweat, swimsuit, tail, teeth, thighs, unworn eyewear, water gun