The second night of G1 Climax 31 action in Osaka sees a classic rivalry renewed in the main event, as B Block gets underway.
| Actor | Role |
|---|---|
 Hiroshi TanahashiHiroshi Tanahashi | Hiroshi Tanahashi |
 Kazuchika OkadaKazuchika Okada | Kazuchika Okada |
 Hirooki GotoHirooki Goto | Hirooki Goto |
 Taichiro MakiTaichi | Taichi |
 Seiya SanadaSANADA | SANADA |
 Alipate Aloisio LeoneTama Tonga | Tama Tonga |
 Jeffrey CobbJeff Cobb | Jeff Cobb |
 Steven OwensChase Owens | Chase Owens |
 Nobuo YoshihashiYOSHI-HASHI | YOSHI-HASHI |
 Takaaki WatanabeEVIL | EVIL |
 Sho TanakaSHO | SHO |
 Kosei FujitaKosei Fujita | Kosei Fujita |
 Shigeki SatoDick Togo | Dick Togo |