On February 7, 1990, a 24-year-old Hideyuki Ohashi (12-3, 8 KOs) got a shot at the WBC strawweight title held by Jum Hwan Choi.
Ohashi came in to the fight on a 4-fight win streak with a 53% KO rate, and was fighting after a gap of 4 months and 4 days.
Hideyuki Ohashi stopped the champion via KO in the 9th round of the 12-round world-title fight, winning the first world title of his career, and is crowned the new WBC strawweight champion. Ohashi improves his record to 13-3 (9 KOs)
On October 14, 1992, a 27-year-old Hideyuki Ohashi (18-4, 12 KOs) got a shot at the WBA (Regular) strawweight title held by Hi Yong Choi.
Ohashi came in to the fight on a 4-fight win streak with a 54% KO rate, and was fighting after a gap of 4 months and 12 days.
Hideyuki Ohashi defeated Hi Yong Choi via unanimous decision and wins the WBA (Regular) title. Ohashi improves his record to 19-4
On June 8, 1990, the 25-year-old WBC strawweight world champion, Hideyuki Ohashi (13-3, 9 KOs), faced Napa Kiatwanchai, in a title defense fight.
Ohashi came in to the fight on a 5-fight win streak with a 56% KO rate, and was fighting after a gap of 4 months and 1 day.
Hideyuki Ohashi defeated Napa Kiatwanchai via unanimous decision and successfully defended his WBC strawweight title. Ohashi improves his record to 14-3
On August 27, 1985, a 20-year-old Hideyuki Ohashi (2-0, 1 KO) and Tadashi Kuramochi met in the ring.
Ohashi came in to the fight on a 2-fight win streak with a 50% KO rate, and was fighting after a gap of 3 months and 20 days.
Hideyuki Ohashi stopped Tadashi Kuramochi via KO in the 1st round. Ohashi improves his record to 3-0 (2 KOs)
On October 3, 1989, a 24-year-old Hideyuki Ohashi (11-3, 7 KOs) and Boy Kid Emilia met in the ring.
Ohashi came in to the fight on a 3-fight win streak with a 50% KO rate, and was fighting after a gap of 5 months and 8 days.
Hideyuki Ohashi stopped Boy Kid Emilia via KO in the 2nd round. Ohashi improves his record to 12-3 (8 KOs)
On March 7, 1989, a 23-year-old Hideyuki Ohashi (9-3, 5 KOs) and Joel Revilla met in the ring.
Ohashi came in to the fight on a 1-fight win streak with a 41% KO rate, and was fighting after a gap of 4 months and 17 days.
Hideyuki Ohashi stopped Joel Revilla via KO in the 2nd round. Ohashi improves his record to 10-3 (6 KOs)
On October 18, 1988, a 23-year-old Hideyuki Ohashi (8-3, 4 KOs) and Romy Ceniza met in the ring.
Ohashi came in to the fight on a 1-fight losing streak with a 36% KO rate, and was fighting after a gap of 3 months and 21 days.
Hideyuki Ohashi stopped Romy Ceniza via KO in the 3rd round. Ohashi improves his record to 9-3 (5 KOs)
On April 7, 1987, a 22-year-old Hideyuki Ohashi (5-2, 3 KOs) and Shin Sayama met in the ring for the 2nd time,.
Ohashi came in to the fight on a 1-fight losing streak with a 42% KO rate, and was fighting after a gap of 3 months and 24 days.
In the rematch, Hideyuki Ohashi stopped Shin Sayama via KO in the 3rd round. Ohashi improves his record to 6-2 (4 KOs)
On December 3, 1985, a 20-year-old Hideyuki Ohashi (3-0, 2 KOs) and Shin Sayama met in the ring.
Ohashi 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 6 days.
Hideyuki Ohashi stopped Shin Sayama via KO in the 3rd round. Ohashi improves his record to 4-0 (3 KOs)
On August 20, 1991, a 26-year-old Hideyuki Ohashi (15-4, 10 KOs) and Rico Macaubos met in the ring.
Ohashi came in to the fight on a 1-fight win streak with a 52% KO rate, and was fighting after a gap of 3 months and 28 days.
Hideyuki Ohashi stopped Rico Macaubos via KO in the 5th round. Ohashi improves his record to 16-4 (11 KOs)