On November 30, 1982, Hilario Zapata and Tadashi Tomori met again in a rematch.
Zapata came in to the fight on a 2-fight win streak with a 34% KO rate, and was fighting after a gap of 2 months and 12 days.
In the rematch, Hilario Zapata stopped Tadashi Tomori via TKO in the 8th round of the 15-round world-title fight, and successfully defended his WBC light-flyweight title. Zapata improves his record to 22-2 (9 KOs)
On November 5, 1981, the 23-year-old WBC light-flyweight world champion, Hilario Zapata (18-1, 7 KOs), faced Netrnoi Sor Vorasingh, in a title defense fight.
Zapata came in to the fight on a 12-fight win streak with a 36% KO rate, and was fighting after a gap of 2 months and 21 days.
Hilario Zapata stopped Netrnoi Sor Vorasingh via TKO in the 10th round of the 15-round world-title fight, and successfully defended his WBC light-flyweight title. Zapata improves his record to 19-1 (8 KOs)
On September 17, 1980, Hilario Zapata and Shigeo Nakajima met again in a rematch.
Zapata came in to the fight on a 7-fight win streak with a 35% KO rate, and was fighting after a gap of 1 month and 13 days.
In the rematch, Hilario Zapata stopped Shigeo Nakajima via TKO in the 11th round of the 15-round world-title fight, and successfully defended his WBC light-flyweight title. Zapata improves his record to 14-1 (6 KOs)
On October 5, 1985, Hilario Zapata and Alonzo Gonzalez met again in an immediate rematch.
Zapata came in to the fight on a 3-fight win streak with a 32% KO rate, and was fighting after a gap of 6 months and 6 days.
Hilario Zapata defeated Alonzo Gonzalez via unanimous decision in the rematch. Zapata improves his record to 30-5
On February 8, 1981, the 22-year-old WBC light-flyweight world champion, Hilario Zapata (15-1, 6 KOs), faced Joey Olivo, in a title defense fight.
Zapata came in to the fight on a 9-fight win streak with a 37% KO rate, and was fighting after a gap of 2 months and 7 days.
The challenger refused to continue the fight in the 13th round, and Hilario Zapata is crowned the new light-flyweight world champion. Zapata improves his record to 16-1 (7 KOs)
On July 5, 1986, the 27-year-old WBA flyweight world champion, Hilario Zapata (32-5, 11 KOs), faced Dodie Boy Peñalosa, in a title defense fight.
Zapata came in to the fight on a 6-fight win streak with a 29% KO rate, and was fighting after a gap of 2 months and 28 days.
Hilario Zapata defeated Dodie Boy Peñalosa via unanimous decision and successfully defended his WBA flyweight title. Zapata improves his record to 33-5
On August 15, 1981, the 22-year-old WBC light-flyweight world champion, Hilario Zapata (17-1, 7 KOs), faced Germán Torres, in a title defense fight.
Zapata came in to the fight on a 11-fight win streak with a 38% KO rate, and was fighting after a gap of 3 months and 22 days.
Hilario Zapata defeated Germán Torres via unanimous decision and successfully defended his WBC light-flyweight title. Zapata improves his record to 18-1
On March 24, 1980, a 21-year-old Hilario Zapata (10-1, 5 KOs) got a shot at the WBC light-flyweight title held by Shigeo Nakajima.
Zapata came in to the fight on a 4-fight win streak with a 45% KO rate, and was fighting after a gap of 5 months and 18 days.
Hilario Zapata defeated Shigeo Nakajima via unanimous decision and wins the WBC title — in his first world-title fight. Zapata improves his record to 11-1
On December 7, 1986, the 28-year-old WBA flyweight world champion, Hilario Zapata (34-5, 11 KOs), faced Claudemir Carvalho Dias, in a title defense fight.
Zapata came in to the fight on a 8-fight win streak with a 28% KO rate, and was fighting after a gap of 2 months and 24 days.
Hilario Zapata defeated Claudemir Carvalho Dias via unanimous decision and successfully defended his WBA flyweight title. Zapata improves his record to 35-5
On April 7, 1986, the 27-year-old WBA flyweight world champion, Hilario Zapata (31-5, 11 KOs), faced Shuichi Hozumi, in a title defense fight.
Zapata came in to the fight on a 5-fight win streak with a 30% KO rate, and was fighting after a gap of 2 months and 7 days.
Hilario Zapata defeated Shuichi Hozumi via unanimous decision and successfully defended his WBA flyweight title. Zapata improves his record to 32-5