About Jiro Watanabe
Jiro Watanabe is a Japanese former boxer. Watanabe, who fought only in Japan and South Korea, was one of the first World super flyweight champions, as the division was relatively new when he was crowned. Then, Watanabe was taken the distance for the first time, against Jin-Hyun Chun in Nagoya, Watanabe winning a six-round decision. Three more knockouts followed, two in the first round, including one over Koji Kobayashi, future WBC world Flyweight champion and brother of former world champion Royal Kobayashi.
Biography source: Wikipedia. The profile adds birthday-specific historical context from the Celebs Birthday Today editorial database.