Genki Onaka - Boxing Rankings

{"name":"Genki Onaka","historyByOrg":{"WBA":[{"month":"2003-09","rank":5,"weightClass":"Minimumweight"},{"month":"2003-11","rank":11,"weightClass":"Minimumweight"},{"month":"2004-01","rank":10,"weightClass":"Minimumweight"},{"month":"2004-02","rank":10,"weightClass":"Minimumweight"},{"month":"2004-03","rank":10,"weightClass":"Minimumweight"},{"month":"2004-04","rank":10,"weightClass":"Minimumweight"}],"WBC":[],"IBF":[],"WBO":[]}}