On January 4, 2012, Funaki made a special appearance for New Japan at Wrestle Kingdom VI in Tokyo Dome, where he teamed with Masayuki Kono to defeat the Seigigun of Yuji Nagata and Wataru Inoue [REF].
On July 10, 2013, Funaki was announced as part of Keiji Mutoh's new Wrestle-1 promotion [REF].