touhoku kiritan, voiceroid, artist request, 1girl, ahoge, bitter yomogi, blue one-piece swimsuit, breasts, brown eyes, brown hair, covered navel, hair ornament, highleg, highleg one-piece swimsuit, holding, holding water gun, keyring, knife hair ornament, medium hair, one-piece swimsuit, open mouth, outdoors, pool, sitting, skindentation, small breasts, solo, swimsuit, thick thighs, thigh strap, thighs, v, water gun