As of 2007, Quartermain began negotiating to appear on WWE's Extreme Championship Wrestling brand as well as touring Japan with Osamu Nishimura's Muga World promotion.
Cannon and Jigsaw would be successful in their opening round match against Kevin Steen and Sexxxy Eddy but would exit the tournament after a second round loss to Osamu Nishimura and Katsushi Takemura.
Kimura's retirement match took place on March 23, 2003 where he wrestled Osamu Nishimura to a time limit draw.
The team entered the 2002 Triathlon Series tournament teaming with Yuji Nagata in the fall of 2002 where the team became the runner ups losing to Osamu Nishimura, Manabu Nakanishi, and Yutaka Yoshie in the finals.
His last title reign in NJPW was an IWGP Tag Team Championship with disciple Osamu Nishimura in October 2001, and his last title shot ever was an AJPW Triple Crown bout against Keiji Mutoh in December of the same year (Mutoh had not affiliated himself exclusively with AJPW at the time).
Osamu Tezuka | Osamu Nishimura | Osamu Dazai | Osamu Shimomura | Akira Nishimura | Yoshitaka Nishimura | Shingo Nishimura | Osamu Watanabe | Osamu Mukai | Osamu Kitajima | Osamu Kido | Masahiko Nishimura | Makoto Nishimura | Kokichi Nishimura | Junji Nishimura | Hiroyuki Nishimura | Gania Nishimura |
A 10-man tournament was held in Cherry Hill, New Jersey in November, featuring many SMW wrestlers; the participants were Tracy Smothers, Devon Storm, Eddie Gilbert, Johnny Gunn, Chris Candido, Al Snow, Dirty White Boy, Jerry Lawler, Lou Perez, and Osamu Nishimura.