History of the IWGP Heavyweight title

Antonio Inoki 87/06/12 Tokyo
Defeats Masa Saito in the final of '87 IWGP Tournament to be recognized as the first IWGP Heavyweight champion; vacant on 88/05/02 when Inoki breaks his foot.
Tatsumi Fujinami 88/05/08 Tokyo
Defeats Big Van Vader; title held up on 88/05/27 after a no-contest match against Riki Choshu in Sendai.
Tatsumi Fujinami [2] 88/06/24 Osaka
Wins rematch against Riki Choshu; vacates on 89/04/05 to raise the authority of the title, for which a one-night tournament at Tokyo Dome on 89/04/24 is held.
Big Van Vader 89/04/24 Tokyo
Defeats Shin'ya Hashimoto in one-night 8-man tournament final with Lou Thesz as the special referee.
Salman Hashimikov 89/05/25 Osaka
Riki Choshu 89/07/12 Osaka
Big Van Vader [2] 89/08/10 Tokyo
Riki Choshu [2] 90/08/19 Tokyo
Tatsumi Fujinami [3] 90/12/26 Hamamatsu
Big Van Vader [3] 91/01/17 Yokohama
Tatsumi Fujinami [4] 91/03/04 Hiroshima
Riki Choshu [3] 92/01/04 Tokyo
Great Muta (Keiji Mutoh) 92/08/16 Fukuoka
Shin'ya Hashimoto 93/09/20 Nagoya
Tatsumi Fujinami [5] 94/04/04 Hiroshima
Shin'ya Hashimoto [2] 94/05/01 Fukuoka
Keiji Mutoh [2] 95/05/03 Fukuoka
Nobuhiko Takada 96/01/04 Tokyo
Shin'ya Hashimoto [3] 96/04/29 Tokyo
Kensuke Sasaki 97/08/31 Yokohama
Tatsumi Fujinami [6] 98/04/04 Tokyo
Masahiro Chono 98/08/08 Osaka
Vacant on 98/09/21 after suffering a neck injury on 98/09/19 in Nagoya.
Scott Norton 98/09/23 Yokohama
Defeats Yuji Nagata.
Keiji Mutoh [3] 99/01/04 Tokyo
Gen'ichiro Tenryu 99/12/10 Osaka
Kensuke Sasaki [2] 00/01/04 Tokyo
Vacates the title on 00/10/09 after losing a non-title match to Toshiaki Kawada.
Kensuke Sasaki [3] 01/01/04 Tokyo
Defeats Toshiaki Kawada in 6-man one-night tournament final.
Scott Norton [2] 01/03/17 Nagoya
Kazuyuki Fujita 01/04/09 Tokyo
Vacates on 02/01/04 due to injury.
Tadao Yasuda 02/02/16 Tokyo
Defeats Yuuji Nagata in 7-man tournament final.
Yuuji Nagata 02/04/05 Tokyo
Yoshihiro Takayama 03/05/02 Tokyo
Reigning NWF Heavyweight champion, wins double title match.
Hiroyoshi Tenzan 03/11/03 Yokohama
NWF Heavyweight Title not on line.
Shinsuke Nakamura 03/12/09 Osaka
Unifies NWF Heavyweight Title on 04/01/05 after defeating Yoshihiro Takayama on 04/01/04 in Tokyo; vacates on 04/02/05 due to the injury from a match on 03/12/31.
Hiroyoshi Tenzan [2] 04/02/15 Tokyo
Defeats Gen'ichiro Tenryu in one-night 8-man tournament final.
Kensuke Sasaki [4] 04/03/12 Tokyo
Bob Sapp 04/03/28 Tokyo
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