Ryuya Yamanaka - Boxing Rankings

{"name":"Ryuya Yamanaka","historyByOrg":{"WBA":[{"month":"2025-05","rank":11,"weightClass":"Light Flyweight"},{"month":"2025-06","rank":14,"weightClass":"Light Flyweight"},{"month":"2025-07","rank":14,"weightClass":"Light Flyweight"},{"month":"2025-08","rank":14,"weightClass":"Light Flyweight"},{"month":"2025-09","rank":15,"weightClass":"Light Flyweight"},{"month":"2025-10","rank":15,"weightClass":"Light Flyweight"}],"WBC":[],"IBF":[{"month":"2023-06","rank":5,"weightClass":"Light Flyweight"},{"month":"2023-07","rank":5,"weightClass":"Light Flyweight"},{"month":"2023-08","rank":5,"weightClass":"Light Flyweight"},{"month":"2023-09","rank":5,"weightClass":"Light Flyweight"},{"month":"2023-10","rank":5,"weightClass":"Light Flyweight"},{"month":"2023-11","rank":5,"weightClass":"Light Flyweight"}],"WBO":[{"month":"2023-07","rank":5,"weightClass":"Light Flyweight"},{"month":"2023-08","rank":3,"weightClass":"Light Flyweight"},{"month":"2023-09","rank":3,"weightClass":"Light Flyweight"},{"month":"2023-10","rank":3,"weightClass":"Light Flyweight"},{"month":"2023-11","rank":3,"weightClass":"Light Flyweight"},{"month":"2023-12","rank":3,"weightClass":"Light Flyweight"}]}}