na-ga, noumi kudryavka, key (company), kud wafter, little busters!, game asset, visual novel cg, 1girl, :o, arched back, ass, bathroom, blonde hair, blue eyes, blush, female focus, flat chest, indoors, leaning forward, long hair, mirror, one-piece swimsuit, open mouth, reflection, school swimsuit, solo, steam, swimsuit, very long hair, wet, white hair, white one-piece swimsuit, white school swimsuit