On March 31, 2024, the 24-year-old IBF strawweight world champion, Ginjiro Shigeoka (10-0, 8 KOs), faced Jake Amparo, in a title defense fight.
Shigeoka came in to the fight on a 10-fight win streak with a 80% KO rate, and was fighting after a gap of 5 months and 24 days.
Ginjiro Shigeoka made very easy work of Jake Amparo, stopping the challenger via KO in the 2nd. Shigeoka improves his record to 11-0 (9 KOs)
On October 7, 2023, Ginjiro Shigeoka and Daniel Valladares met again in a rematch.
Shigeoka came in to the fight on a 9-fight win streak with a 77% KO rate, and was fighting after a gap of 5 months and 21 days. Valladares was on a 4-fight win streak with a 50% KO rate, and fighting after a layoff of 9 months and 1 day.
In the rematch, Ginjiro Shigeoka stopped the champion via TKO in the 5th round of the 12-round world-title fight, winning the first world title of his career, and is crowned the new IBF strawweight champion. Shigeoka improves his record to 10-0 (8 KOs), while Valladares adds a loss to his record at 26-4-1.
On April 16, 2023, a 23-year-old Ginjiro Shigeoka (8-0, 6 KOs) and a 26-year-old Filipino boxer Rene Mark Cuarto (21-3-2, 12 KOs) met in the ring in a strawweight bout.
Shigeoka came in to the fight on a 8-fight win streak with a 75% KO rate, and was fighting after a gap of 3 months and 10 days. Cuarto was on a 1-fight win streak with a 46% KO rate, and fighting after a layoff of 3 months and 24 days.
Ginjiro Shigeoka stopped Rene Mark Cuarto via KO in the 9th round. Shigeoka improves his record to 9-0 (7 KOs), while Cuarto adds a loss to his record at 21-4-2.
On July 27, 2019, a 19-year-old Ginjiro Shigeoka (3-0, 2 KOs) and Clyde Azarcon met in the ring in a strawweight bout.
Shigeoka came in to the fight on a 3-fight win streak with a 66% KO rate, and was fighting after a gap of 3 months and 13 days.
Ginjiro Shigeoka stopped Clyde Azarcon via KO in the 1st round. Shigeoka improves his record to 4-0 (3 KOs)
On August 4, 2021, a 21-year-old Ginjiro Shigeoka (5-0, 4 KOs) and Toshiki Kawamitsu met in the ring in a strawweight bout.
Shigeoka came in to the fight on a 5-fight win streak with a 80% KO rate, and was fighting after a gap of 1 year, 7 months, and 4 days.
Ginjiro Shigeoka stopped Toshiki Kawamitsu via TKO in the 2nd round. Shigeoka improves his record to 6-0 (5 KOs)
On December 31, 2019, a 20-year-old Ginjiro Shigeoka (4-0, 3 KOs) and Rey Loreto met in the ring in a strawweight bout.
Shigeoka came in to the fight on a 4-fight win streak with a 75% KO rate, and was fighting after a gap of 5 months and 4 days.
Ginjiro Shigeoka stopped Rey Loreto via KO in the 5th round. Shigeoka improves his record to 5-0 (4 KOs)
On July 6, 2022, a 22-year-old Ginjiro Shigeoka (7-0, 5 KOs) and Naoya Haruguchi met in the ring in a strawweight bout.
Shigeoka came in to the fight on a 7-fight win streak with a 71% KO rate, and was fighting after a gap of 3 months and 9 days.
Ginjiro Shigeoka stopped Naoya Haruguchi via KO in the 4th round. Shigeoka improves his record to 8-0 (6 KOs)
On February 26, 2019, a 19-year-old Ginjiro Shigeoka (1-0, 1 KO) and Gerttipong Kumsahwat met in the ring.
Shigeoka came in to the fight on a 1-fight win streak with a 100% KO rate, and was fighting after a gap of 5 months and 1 day.
Ginjiro Shigeoka stopped Gerttipong Kumsahwat via TKO in the 1st round. Shigeoka improves his record to 2-0 (2 KOs)
On March 27, 2022, a 22-year-old Ginjiro Shigeoka (6-0, 5 KOs) and Tatsuro Nakashima met in the ring in a strawweight bout.
Shigeoka came in to the fight on a 6-fight win streak with a 83% KO rate, and was fighting after a gap of 7 months and 23 days.
Ginjiro Shigeoka defeated Tatsuro Nakashima via unanimous decision in the 10-round strawweight fight. Shigeoka improves his record to 7-0
On July 28, 2024, the 24-year-old IBF strawweight world champion, Ginjiro Shigeoka (11-0, 9 KOs), faced a 27-year-old Filipino boxer Pedro Taduran (16-4-1, 12 KOs), in a title defense fight.
Shigeoka came in to the fight on a 11-fight win streak with a 81% KO rate, and was fighting after a gap of 3 months and 28 days. Taduran was on a 2-fight win streak with a 57% KO rate, and fighting after a layoff of 7 months.
Pedro Taduran stopped the champion via TKO in the 9th round of the 12-round world-title fight, and is crowned the new IBF strawweight champion. Taduran improves his record to 17-4-1 (13 KOs), while Shigeoka adds a loss to his record at 11-1.