2012-11-17 Roman Gonzalez w pts 12 Juan Francisco Estrada, Sports Arena, Los Angeles, California, USA - WBA
After Gonzalez was elevated to 'super' champion status on 30 November, Kazuto Ioka, who had earlier handed in the WBA mini flyweight belt, was signed up to meet Jose Alfredo Rodriguez for the vacant WBA ‘second tier’ title at the Bodymaker Coliseum, Osaka, Japan on 31 December. Having won by a sixth-round stoppage, Ioka would have to meet Gonzalez within 90 days as per the WBA edict.
On 10 March 2013, at the Miguel Grau Coliseum, Callao, Peru, Alberto Rossel outpointed Walter Tello over 12 rounds in defence of his WBA ‘interim’ title. Rossell made another successful defence when outpointing Jose Alfredo Zuniga over 12 rounds at the North Lima Megaplaza, Lima Peru on 26 September 2013.
After deciding not to take up the offer to meet Gonzalez, Ioka successfully defended the WBA ‘second tier’ title when knocking out Wisanu Kokietgym in the ninth round of their contest at the Bodymaker Coliseum, Osaka on 8 May 2013. Further defences of the WBA ‘second tier’ title at the same venue saw Ioka knock out Kwanthai Sithmorseng in seven rounds on 11 September 2013 and outpoint Felix Alvarado over 12 rounds on 31 December 2013.
Gonzalez relinquished the WBA title on 14 January 2014 after being told that he had to make a match against Kazuto Ioka, the second-tier champion, who was then recognised as the main man. Ioka then handed in his WBA belt on 28 February in order to move up to the flyweight division.
This was followed by Rossell successfully defending the WBA 'interim' title when outpointing Gabriel Mendoza over 12 rounds at the Dibos Dammert Coliseum, Lima, Peru on 8 March 2014.
Rossell was given full title status by the WBA on 8 July 2014.
Following that, Randy Petalcorin beat Tello (w rsc 7 at the Mercedes-Benz Arena, Shanghai, China on 26 August 2014) to land the vacant WBA 'interim' title.