On August 31, 2016, a 30-year-old Luis Concepción (34-4, 24 KOs) got a shot at the WBA super-flyweight title held by 35-year-old Japanese boxer Kohei Kono (32-8-1, 13 KOs).
Concepción came in to the fight on a 2-fight win streak with a 63% KO rate, and was fighting after a gap of 8 months and 14 days. Kono was on a 2-fight win streak with a 31% KO rate, and fighting after a layoff of 4 months and 4 days.
Luis Concepción defeated Kohei Kono via unanimous decision and wins the WBA title — in his first world-title fight. Concepción improves his record to 35-4, while Kono adds a loss to his record at 32-9-1.
On September 19, 2015, a 29-year-old Luis Concepción (32-4, 23 KOs) and David Sánchez met in the ring in a super-flyweight bout.
Concepción came in to the fight on a 1-fight losing streak with a 63% KO rate, and was fighting after a gap of 5 months and 15 days.
Luis Concepción stopped David Sánchez via RTD in the 10th round. Concepción improves his record to 33-4 (24 KOs)
On October 2, 2010, a 24-year-old Luis Concepción (21-1, 16 KOs) and Denkaosan Kaovichit met in the ring in a flyweight bout.
Concepción came in to the fight on a 18-fight win streak with a 72% KO rate, and was fighting after a gap of 1 month and 18 days.
Luis Concepción stopped Denkaosan Kaovichit via TKO in the 1st round. Concepción improves his record to 22-1 (17 KOs)
On November 27, 2009, a 24-year-old Luis Concepción (18-1, 13 KOs) and a 30-year-old Mexican boxer Roberto Carlos Leyva (27-9-1, 21 KOs) met in the ring in a flyweight bout.
Concepción came in to the fight on a 15-fight win streak with a 68% KO rate, and was fighting after a gap of 2 months and 22 days. Leyva was on a 1-fight win streak with a 56% KO rate, and fighting after a layoff of 2 months and 22 days.
Luis Concepción stopped Roberto Carlos Leyva via KO in the 4th round. Concepción improves his record to 19-1 (14 KOs), while Leyva adds a loss to his record at 27-10-1.
On August 11, 2011, a 25-year-old Luis Concepción (22-2, 17 KOs) and Manuel Vargas met in the ring.
Concepción came in to the fight on a 1-fight losing streak with a 70% KO rate, and was fighting after a gap of 4 months and 9 days.
Luis Concepción stopped Manuel Vargas via KO in the 1st round. Concepción improves his record to 23-2 (18 KOs)
On November 28, 2008, a 23-year-old Luis Concepción (14-1, 10 KOs) and Noel Arambulet met in the ring.
Concepción came in to the fight on a 11-fight win streak with a 66% KO rate, and was fighting after a gap of 3 months and 9 days.
Luis Concepción stopped Noel Arambulet via KO in the 1st round. Concepción improves his record to 15-1 (11 KOs)
On April 22, 2010, a 24-year-old Luis Concepción (19-1, 14 KOs) and Eric Ortiz met in the ring in a flyweight bout.
Concepción came in to the fight on a 16-fight win streak with a 70% KO rate, and was fighting after a gap of 4 months and 26 days.
Luis Concepción stopped Eric Ortiz via TKO in the 4th round. Concepción improves his record to 20-1 (15 KOs)
On February 7, 2020, a 34-year-old Luis Concepción (38-8, 27 KOs) and Rober Barrera met in the ring in a flyweight bout.
Concepción came in to the fight on a 1-fight win streak with a 58% KO rate, and was fighting after a gap of 6 months and 25 days.
Luis Concepción stopped Rober Barrera via TKO in the 11th round. Concepción improves his record to 39-8 (28 KOs)
On April 4, 2015, a 29-year-old Luis Concepción (32-3, 23 KOs) got a shot at the super-flyweight WBC title held by 26-year-old Mexican boxer Carlos Cuadras (31-0-1, 25 KOs).
Concepción came in to the fight on a 9-fight win streak with a 65% KO rate, and was fighting after a gap of 7 months and 12 days. Cuadras was on a 1-fight win streak with a 78% KO rate, and fighting after a layoff of 4 months and 22 days.
Carlos Cuadras defeated Luis Concepción via unanimous decision and successfully defended his WBC super-flyweight title. Cuadras improves his record to 32-0-1, while Concepción adds a loss to his record at 32-4.
On November 22, 2012, a 27-year-old Luis Concepción (26-3, 20 KOs) and Pablo Carrillo met in the ring for the 2nd time,.
Concepción came in to the fight on a 3-fight win streak with a 69% KO rate, and was fighting after a gap of 2 months and 21 days.
In the rematch, Luis Concepción defeated Pablo Carrillo via unanimous decision in the 10-round fight. Concepción improves his record to 27-3