Riko Kawahata (born July 28, 1999) is a Japanese professional wrestler currently signed to Marvelous That's Women Pro Wrestling. She and her tag team partner Maria are the current and two-time AAAW Tag Team Champions and former Twin Star Champions in Dream Star★Fighting Marigold. She is also known for her tenure with Pro Wrestling NOAH, where she competes as Great Sakuya (the kayfabe daughter of The Great Muta), as well as for various appearances across the Japanese independent scene, including for SEAdLINNNG and Pro Wrestling WAVE.