Seika Izawa (Japanese: 伊澤星花, Seika Izawa; born November 1, 1997) is a Japanese mixed martial artist, currently competing in the atomweight division of Rizin Fighting Federation. She is the former Jewels Strawweight, Rizin Super Atomweight, and current Jewels Atomweight champion. As of January 3, 2022, Izawa is ranked as the best atomweight in the world by both Fight Matrix and Sherdog.
Source: “Seika Izawa”, English Wikipedia (CC BY-SA 4.0), excerpt