riku (rrr gns), furina (genshin impact), genshin impact, commentary request, highres, revision, 1girl, ahoge, alternate costume, beach, blue eyes, blue nails, blue one-piece swimsuit, blue streaks, blush, breasts, covered navel, cowlick, drop-shaped pupils, eyelash ornament, food, heterochromia, holding, holding food, holding popsicle, knees up, long hair, multicolored hair, old school swimsuit, one-piece swimsuit, popsicle, school swimsuit, small breasts, solo, streaked hair, swimsuit, symbol-shaped pupils, thigh strap, water, wavy hair