1972-05-19 Clemente Sanchez w co 3 (15) Kuniaki Shibata, Nihon University Auditorium, Tokyo, Japan - WBC
1972-05-19 Clemente Sanchez w co 3 (15) Kuniaki Shibata, Nihon University Auditorium, Tokyo, Japan - WBC. Referee: Hiroyuki Tezaki. Taking on the roll of aggressor from the opening bell, the challenger bored in to score with lefts and rights to the body before both fighters took a good look at each other in the second round. Having taken stock, Sanchez (125¼) upped the pace in the third, working the body well before a left followed by an explosive right to the jaw dropped Shibata (125¼) for the full count, which was administered on the 2.26 mark.
On 16 December, at the Monumental Bullring, Monterrey, Mexico, Sanchez, coming in three pounds over the weight, forfeited his title on the scales before his defence against Jose Legra began. As not to spoil the promotion the fight went ahead, Legra (123¼lbs) being proclaimed champion after winning by a tenth-round stoppage.