ryoubi (senran kagura), ryouki (senran kagura), ryouna (senran kagura), senran kagura, senran kagura new wave, game cg, official art, third-party source, 3girls, ahoge, armpits, arms up, blue bra, blue eyes, blue panties, blush, border, bow, bow bra, bow panties, bra, brown hair, card (medium), character name, flat chest, green eyes, groin, hairband, half-closed eyes, hand on another's thigh, heterochromia, lollipop print, long hair, low twintails, lying, multiple girls, navel, on back, on bed, panties, red hairband, siblings, sick, sisters, skindentation, solo focus, sweat, twintails, underwear, very long hair, washing another, wiping body, wiping sweat