March 2, 2014, at TNA Global Impact Japan, Muto, under his Great Muta persona, teamed with Rob Terry and Taiyō Kea to defeat Masayuki Kono, René Duprée and Samoa Joe in a six-man tag team match. Later in March, through Wrestle-1's working relationship with TNA, Muto, working under his Great Muta persona, returned to America, at Lockdown, where he, Sanada and Yasu defeated Chris Sabin, Christopher Daniels and Kazarian in a six-man tag team steel cage match. Muta returned to TNA on the July 25, 2014, defeating Robbie E at an Impact Wrestling taping in New York City. After the match, Sanada turned on Muta. This led to a match at Wrestle-1's Shōgeki: Impact event on July 6, where The Great Muta defeated Sanada in a main event singles match. On October 12, the blow-off of the Muta-Sanada feud occurred at Bound for Glory in Tokyo, where Muta teamed with Tajiri in a tag team main event to defeat James Storm and The Great Sanada. On February 16, 2015, Muto, as the Great Muta, returned to TNA, defeating Mr. Anderson as part of Global Impact – USA vs. The World. On June 8, 2019, Muto returned to TNA, now re-named Impact Wrestling, wrestling as The Great Muta in the main event of their A Night You Can't Mist event in a tag team match where he teamed with Tommy Dreamer to defeat Michael Elgin and Johnny Impact. All Elite Wrestling (2019, 2022) On November 9, 2019, Muto made a surprise special appearance at All Elite Wrestling's Full Gear as one of the judges for the AEW World Championship match, in the event of a draw. On September 23, 2022, he made a surprise appearance at AEW Rampage: Grand Slam, saving Sting from The House of Black. Pro Wrestling Noah (2020–2023) On February 12, 2021, Muto successfully won the GHC Heavyweight Championship in a match against Go Shiozaki at Pro Wrestling Noah's Destination 2021 event in Nippon Budokan. On March 14, He made his first successful title defense, defeating Kaito Kiyomiya at the Noah: Great Voyage 2021. He made another successful defense against Masa Kitamiya on April 29 at Noah: The Glory 2021. On June 6, at CyberFight Festival, Muto lost the title to Naomichi Marufuji. On June 12, 2022, at CyberFight Festival 2022, Muto announced his intention to retire from professional wrestling in 2023. On October 30, it was announced