Ginjiro Shigeoka has two losses against one opponent on his boxing record. For a list of Shigeoka's best fights, refer to "Best fights of Ginjiro Shigeoka".
On May 24, 2025 Ginjiro Shigeoka faced off against Pedro Taduran at age 25. He was coming in with a record of 11-2 (9), and Taduran was 28 years old and with a record of 17-4-1 (13). Shigeoka lost the fight via 12-round split decision.
On July 28, 2024 Ginjiro Shigeoka met Pedro Taduran in a strawweight (IBF) world-title defense fight. Shigeoka was 24 years old and with a record of 11-1 (9), and Taduran was 27 years old and with a record of 16-4-1 (12). Shigeoka lost the fight via 9th-round TKO and lost the title.
