Kentaro Shiga

After being released, Shiga made appearances in New Japan Pro Wrestling. He wrestled on their January 31, 2010 show teaming with Tamon Honda in a losing effort to GBH (Togi Makabe and Tomoaki Honma). He also participated in New Japan's J Sports Crown Openweight 6-Man Tag Tournament, where he teamed with Honda and Makoto Hashi but the team lost in the first round. Shiga also began wrestling in Kensuke Office and returned to NOAH but is used in opening matches. On August 27, 2011, Shiga took part in the charity event All Together, put together by New Japan Pro Wrestling, All Japan Pro Wrestling and Pro Wrestling Noah, and defeated 25 other men in a battle royal to win the Destroyer Cup.

Kentaro Shiga (志賀 賢太郎 , Shiga Kentaro) is a Japanese professional wrestler, currently working as a freelancer. He returned from a two-year hiatus due to injury in 2005.

After two and a half years, Shiga returned to the ring at NOAH's September 18, 2005 Nippon Budokan show where he lost to Tamon Honda. One year after returning from injury, Shiga defeated Scorpio on September 3, 2006 to win the GHC Openweight Hardcore Championship, his first championship. In February 2007, Shiga formed a tag team with Kishin Kawabata called the Pen Pals. On February 17, The Pen Pals won a tournament to become the first GHC Hardcore Openweight Tag Team Champions. On July 15, 2007, the team challenged Jun Akiyama and Takeshi Rikio for the GHC Tag Team Championship but lost. In November when the Tag Team Championship again became a singles championship which saw Shiga lose to Kawabata. In 2009, Shiga also began making appearances for Hustle where he competed as Punch the C. After remaining in the midcard for two more years, Shiga was released from NOAH in early 2010.

Shiga debuted for NOAH at their first show on August 5, 2000 where he teamed with Naomichi Marufuji to defeat Masao Inoue and Yoshinobu Kanemaru. The following day, Shiga wrestled in the second to last match teaming with Daisuke Ikeda in a losing effort to Mitsuharu Misawa and Yoshinari Ogawa. After debuting in NOAH, Shiga continue to remain in the midcard but would get more to participate in tournaments and title matches, by the end of 2000 he joined Jun Akiyama's stable: Sterness. In March 2001, Shiga entered the tournament to crown the first GHC Heavyweight Champion, Shiga defeated Too Cold Scorpio in the first round but lost to Yoshihiro Takayama in the quarterfinals. In October 2001, Shiga entered a tournament to crown the first GHC Tag Team Championship as he teamed with Takuma Sano but the pair lost in the first round to Takao Omori and Shinjiro Ohtani. By the end of 2001, Shiga teamed with Kanemaru to win a One Night Tag Team Tournament. In early 2002, Shiga left Sterness to reunite with Kenta Kobashi in Burning. Shortly after joining, Shiga teamed with Kobashi and KENTA to win a One Day Six Man Tag Team Tournament. In October 19, 2002, Shiga and Kobashi challenged Jun Akiyama and Akitoshi Saito for the GHC Tag Team Championship but came up short. In January 2003, Shiga would suffer a serious neck injury that would keep him out for over two and a half years.

Shiga trained in the All Japan dojo and debuted in All Japan Pro Wrestling in early 1994. For the first two years, Shiga spent most of the time in opening matches or low midcard matches as he paid his dues. On January 3, 1996, Shiga won his first honor when he won the yearly January 3 Korakuen Hall Jr. Heavyweight Battle Royal. Shortly after Shiga entered the 1996 Asunaro Cup Tournament where he finished in 6th place with 2 points. Following these events, Shiga returned to the midcard for another few years where he did not challenge for any titles. In 1998, Shiga teamed with Akira Taue in the 1998 Asunaro Cup tournament where they finished as the runners-up losing to Jun Akiyama and Takao Omori in the finals. Later in the year, Shiga joined Kenta Kobashi's stable: Burning. On February 13, 1999, Shiga teamed with Kobashi and Jun Akiyama in a One Night Six Man Tag Team Tournament where they emerged victorious. On June 9, 1999, Shiga received his first title shot when he challenged Yoshinari Ogawa for the World Junior Heavyweight Championship but lost. On January 3, 2000, Shiga won his second Jr. Heavyweight Battle Royal. In June 2000, Shiga left All Japan along with the majority of the native roster to Mitsuharu Misawa's new promotion: Pro Wrestling NOAH.