{"name":"Masayuki Arinaga","historyByOrg":{"WBA":[{"month":"2005-12","rank":10,"weightClass":"Super Flyweight"},{"month":"2006-01","rank":10,"weightClass":"Super Flyweight"},{"month":"2006-02","rank":10,"weightClass":"Super Flyweight"},{"month":"2006-03","rank":10,"weightClass":"Super Flyweight"},{"month":"2006-04","rank":10,"weightClass":"Super Flyweight"},{"month":"2006-05","rank":11,"weightClass":"Super Flyweight"}],"WBC":[],"IBF":[],"WBO":[]}}
Masayuki Arinaga is not currently in the monthly rankings.
