In 2012, CMLL World Heavyweight Champion El Terrible defeated New Japan Pro Wrestling's IWGP Heavyweight Champion Tanahashi to win the tournament.
It was proposed as part of a tournament called the G2 U-30 Climax by Hiroshi Tanahashi, who ended up winning the tournament in April 2003.
During the league, Barton and Steele received their IWGP Tag Title shot against Hiroshi Tanahashi and Yutaka Yoshie but they lost.
Hiroshi Takahashi | Hiroshi Fujioka | Hiroshi Hamaya | Hiroshi Takahashi (manga artist) | Hiroshi Sugimoto | Hiroshi Kawashima | Hiroshi Kamayatsu | Hiroshi Yamauchi | Hiroshi Watanabe | Hiroshi Senju | Hiroshi "Monsieur" Kamayatsu | Hiroshi Kyono | Hiroshi Kobayashi | Hiroshi Yanaka | Hiroshi Takashige | Hiroshi Shirai | Hiroshi Shimizu (professor) | Hiroshi Nakai | Hiroshi Matsumoto | Hiroshi Masuoka | Hiroshi Kiyotake | Hiroshi Kitadani | Hiroshi Katayama | Hiroshi Ishikawa | Hiroshi Ishiguro | Hiroshi Inoue | Hiroshi Imazu | Hiroshi Imazato | Hiroshi Fujiwara |
On July 5, 2013, during a New Japan event, Liger teamed with Hiroshi Tanahashi to defeat Tama Tonga and El Terrible for the CMLL World Tag Team Championship.
The music video for "Life Is Show Time" features Japanese professional wrestler Hiroshi Tanahashi, professional boxer Daiki Kameda, and judoka Keiji Suzuki battling Ghouls, the low level enemies that Kamen Rider Wizard also battles.