On July 5, 2009, at Circuit 2009 New Japan Soul Taguchi and Prince Devitt, known collectively as Apollo 55, defeated The Motor City Machine Guns of Alex Shelley and Chris Sabin to win the IWGP Junior Heavyweight Tag Team Championship.
On January 4, 2010, at Wrestle Kingdom IV in Tokyo Dome Taguchi and Devitt successfully defended the titles against Averno and Último Guerrero.
On April 21 Taguchi and Devitt were stripped of the titles, after they had not defended them for 30 days.
On May 8 the two entered the Super J Tag Tournament in an attempt to regain the Championship, but were defeated in the finals by the team of El Samurai and Koji Kanemoto.
On June 28, 2010, Taguchi, teaming up with Devitt and Hirooki Goto entered the J Sports Crown Openweight 6 Man Tag Tournament.
Two days later the trio defeated Hiroshi Tanahashi, Tajiri and Kushida in the finals to win the tournament.
On July 19, Taguchi and Devitt defeated Koji Kanemoto and El Samurai to win the IWGP Junior Heavyweight Tag Team Championship for the second time as a team.
On October 11 Taguchi and Devitt lost the IWGP Junior Heavyweight Tag Team Championship to the Golden☆Lovers (Kenny Omega and Kota Ibushi).
On January 22, 2011, Taguchi defeated Máscara Dorada for the CMLL World Welterweight Championship at a Consejo Mundial de Lucha Libre and New Japan Pro-Wrestling co–promoted event, titled Fantastica Mania 2011, in Tokyo.
At the second Fantastica Mania 2011 show the following day, Taguchi and Devitt regained the IWGP Junior Heavyweight Tag Team Championship from Kenny Omega and Kota Ibushi.
On April 3, Taguchi made his first defense of the CMLL World Welterweight Championship, defeating Japanese independent performer Madoka.
In May 2011, Taguchi took part in the Invasion Tour 2011, New Japan's first ever tour of the United States, during which he and Devitt successfully defended the IWGP Junior Heavyweight Tag Team Championship against the Strong Style Thugz (Homicide and Low Ki) on May 15 in Philadelphia, Pennsylvania.
During the 2011 Best of the Super Juniors, Taguchi debuted a new finishing move, the Milano–saku Dodon's Throne, and used it to win five out of his eight-round robin stage matches to finish second in his block and advance to the semifinals of the tournament.
On June 10, Taguchi defeated his own tag team partner and IWGP Junior Heavyweight Champion Prince Devitt to advance to the finals of the tournament, where he was defeated by Kota Ibushi.
On June 18 at Dominion 6.18, Taguchi lost the CMLL World Welterweight Championship back to Máscara Dorada.
On June 23, Taguchi, Devitt and Hirooki Goto won their second J Sports Crown Openweight 6 Man Tag Tournament in a row by defeating the team of Giant Bernard, Jyushin Thunder Liger and Karl Anderson in the finals of the three-day-long tournament.
On August 1, Taguchi unsuccessfully challenged Kota Ibushi for the IWGP Junior Heavyweight Championship.
On August 14, Taguchi and Devitt successfully defended the IWGP Junior Heavyweight Tag Team Championship against Ibushi and Kenny Omega.
On September 11, Apollo 55 defeated Taichi and Taka Michinoku to make their seventh successful IWGP Junior Heavyweight Tag Team Championship defense, breaking the record for most defenses during a single reign.
On October 10 at Destruction '11, Taguchi and Devitt lost the IWGP Junior Heavyweight Tag Team Championship to the No Remorse Corps (Davey Richards and Rocky Romero).
On January 4, 2012, at Wrestle Kingdom VI in Tokyo Dome, Taguchi and Devitt defeated Richards and Romero to once again regain the IWGP Junior Heavyweight Tag Team Championship.
On February 12 at The New Beginning, Apollo 55 lost the IWGP Junior Heavyweight Tag Team Championship back to the No Remorse Corps in their first defense.

On May 27, Taguchi entered the 2012 Best of the Super Juniors tournament.
Winning five out of his eight round-robin stage matches, Taguchi finished second in his block and advanced to the semifinals of the tournament.
The following day, Taguchi first defeated Pac in the semifinals and then avenged his earlier round-robin los
On July 5, 2009, at Circuit 2009 New Japan Soul Taguchi and Prince Devitt, known collectively as Apollo 55, defeated The Motor City Machine Guns of Alex Shelley and Chris Sabin to win the IWGP Junior Heavyweight Tag Team Championship. On January 4, 2010, at Wrestle Kingdom IV in Tokyo Dome Taguchi and Devitt successfully defended the titles against Averno and Último Guerrero. On April 21 Taguchi and Devitt were stripped of the titles, after they had not defended them for 30 days. On May 8 the two entered the Super J Tag Tournament in an attempt to regain the Championship, but were defeated in the finals by the team of El Samurai and Koji Kanemoto. On June 28, 2010, Taguchi, teaming up with Devitt and Hirooki Goto entered the J Sports Crown Openweight 6 Man Tag Tournament. Two days later the trio defeated Hiroshi Tanahashi, Tajiri and Kushida in the finals to win the tournament. On July 19, Taguchi and Devitt defeated Koji Kanemoto and El Samurai to win the IWGP Junior Heavyweight Tag Team Championship for the second time as a team. On October 11 Taguchi and Devitt lost the IWGP Junior Heavyweight Tag Team Championship to the Golden☆Lovers (Kenny Omega and Kota Ibushi). On January 22, 2011, Taguchi defeated Máscara Dorada for the CMLL World Welterweight Championship at a Consejo Mundial de Lucha Libre and New Japan Pro-Wrestling co–promoted event, titled Fantastica Mania 2011, in Tokyo. At the second Fantastica Mania 2011 show the following day, Taguchi and Devitt regained the IWGP Junior Heavyweight Tag Team Championship from Kenny Omega and Kota Ibushi. On April 3, Taguchi made his first defense of the CMLL World Welterweight Championship, defeating Japanese independent performer Madoka. In May 2011, Taguchi took part in the Invasion Tour 2011, New Japan's first ever tour of the United States, during which he and Devitt successfully defended the IWGP Junior Heavyweight Tag Team Championship against the Strong Style Thugz (Homicide and Low Ki) on May 15 in Philadelphia, Pennsylvania. During the 2011 Best of the Super Juniors, Taguchi debuted a new finishing move, the Milano–saku Dodon's Throne, and used it to win five out of his eight-round robin stage matches to finish second in his block and advance to the semifinals of the tournament. On June 10, Taguchi defeated his own tag team partner and IWGP Junior Heavyweight Champion Prince Devitt to advance to the finals of the tournament, where he was defeated by Kota Ibushi. On June 18 at Dominion 6.18, Taguchi lost the CMLL World Welterweight Championship back to Máscara Dorada. On June 23, Taguchi, Devitt and Hirooki Goto won their second J Sports Crown Openweight 6 Man Tag Tournament in a row by defeating the team of Giant Bernard, Jyushin Thunder Liger and Karl Anderson in the finals of the three-day-long tournament. On August 1, Taguchi unsuccessfully challenged Kota Ibushi for the IWGP Junior Heavyweight Championship. On August 14, Taguchi and Devitt successfully defended the IWGP Junior Heavyweight Tag Team Championship against Ibushi and Kenny Omega. On September 11, Apollo 55 defeated Taichi and Taka Michinoku to make their seventh successful IWGP Junior Heavyweight Tag Team Championship defense, breaking the record for most defenses during a single reign. On October 10 at Destruction '11, Taguchi and Devitt lost the IWGP Junior Heavyweight Tag Team Championship to the No Remorse Corps (Davey Richards and Rocky Romero). On January 4, 2012, at Wrestle Kingdom VI in Tokyo Dome, Taguchi and Devitt defeated Richards and Romero to once again regain the IWGP Junior Heavyweight Tag Team Championship. On February 12 at The New Beginning, Apollo 55 lost the IWGP Junior Heavyweight Tag Team Championship back to the No Remorse Corps in their first defense.
On May 27, Taguchi entered the 2012 Best of the Super Juniors tournament. Winning five out of his eight round-robin stage matches, Taguchi finished second in his block and advanced to the semifinals of the tournament. The following day, Taguchi first defeated Pac in the semifinals and then avenged his earlier round-robin los
Ryusuke Taguchi