力皇猛
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.