Tomohiro Ishii and Yoshi-Hashi. On May 3 at Wrestling Dontaku 2013, Nakanishi and Strong Man received a shot at the IWGP Tag Team Championship in a four-way match with the defending champions, K.E.S. (Lance Archer and Davey Boy Smith Jr.), as well as Chaos (Takashi Iizuka and Toru Yano) and Tencozy (Hiroyoshi Tenzan and Satoshi Kojima). Kojima pinned Strong Man to win the match and the title. On June 22 at Dominion 6.22, Nakanishi unsuccessfully challenged Rob Conway for the NWA World Heavyweight Championship. From November 24 to December 6, Nakanishi and Strong Man took part in the 2013 World Tag League, where they finished second to last in their block with a record of two wins and four losses, failing to advance to the semifinals. Nakanishi spent the majority of 2014 and 2015 working the undercard and in multiple man tag matches, teaming with Yuji Nagata during the 2014 World Tag League, failing to advance from their block. On August 19, 2015, Nakanishi donned a mask and going as Maybach Don, teamed up with Nagata (as Maybach Blue Justice) and Maybach Taniguchi to win the Arukas Cup 6-Man Tag Tournament hosted by Pro Wrestling Noah. On January 5, 2017, Nakanishi, Hiroshi Tanahashi and Ryusuke Taguchi defeated Los Ingobernables de Japón (Bushi, Evil and Sanada) for the NEVER Openweight 6-Man Tag Team Championship. On March 25, 2018, Nakanishi made an appearance in All Japan, where he reunited Wild Child for one night with Takao Omori to unsuccessfully challenge Jun Akiyama and Yuji Nagata for the All Asia Tag Team Championship. After teaming with young lion Henare the year prior, Nakanishi reunited with Yuji Nagata for the 2018 World Tag League, finishing second-last in a 14-team block with 3 wins and 10 losses, earning 6 points. They would team once more in what would be Nakanishi's last World Tag League, finishing in last place in a 16-team block with 2 wins and 13 losses, earning 4 points. Nakanishi would say farewell to the Tokyo Dome on January 4, 2020, after losing a pre-show tag team match with longtime partner Yuji Nagata against Tencozy, being pinned by Satoshi Kojima following a lariat. Nakanishi would announce his retirement three days later, scheduling it for a February 22 Korakuen Hall show. Nakanishi had said that 'As a result of a neck injury [that he had sustained in 2011], I haven't been able to wrestle