outside Japan. The finals for the 2020 G1 Climax took place in October due to the Summer Olympics originally intended to be held in Tokyo when the tournament is usually held, making this the first time the tournament took place in the Autumn. The longest match in tournament history is Kota Ibushi vs. Sanada in the 2020 finals at 35 minutes and 12 seconds. The longest match with a decisive winner in the block stages of the tournament is Sanada vs. Kazuchika Okada in the 2019 tournament at 29 minutes and 47 seconds, 13 seconds shy of the 30-minute time limit. Conversely, the shortest match is Hirooki Goto vs. Toru Yano in the 2020 tournament at just 18 seconds. List of winners Tokyo Dome IWGP Heavyweight Championship challenge rights certificate 1974 The 1974 World League ran from April 5 to May 8, 1974. The tournament began with 16 wrestlers, eight Japanese and eight Internationals (called gaijin, the Japanese term for foreigners), placed into groups accordingly. All first round matches featured the Japanese against the Internationals. The top four finishers from both groups advanced to a second round of round-robin competition. 1975 The 1975 World League ran from April 4 to May 16, 1975. The tournament featured 16 wrestlers, but the Locals versus Internationals format was abolished. The top five finishers advanced to a knockout round, with the top finisher receiving a bye to the final. 1976 The 1976 World League ran from April 2 to May 11, 1976. The tournament featured 14 wrestlers. The top finisher advanced to the final match of the tournament, to face the winner of a three-wrestler round-robin semifinal round. 1977 The 1977 World League ran from April 21 to May 30, 1977. The tournament featured 11 wrestlers. 1978 The 1978 MSG League ran from April 21 to May 30, 1978. The tournament featured nine wrestlers. 1979 The 1979 MSG League ran from April 27 to June 7, 1979. The tournament featured 10 wrestlers. 1980 The 1980 MSG League ran from April 25 to June 5, 1980. The tournament featured 10 wrestlers. 1981 The 1981 MSG League ran from May 8 to June 4, 1981. The tournament featured 11 wrestlers. 1982 The 1982 MSG League ran from March 4 to April 1, 1982. The tournament featured 14 wrestlers. † Antonio Inoki was injured and unable to compete in the final. Killer Khan, as the next highest