Andy Wu debuted for All Japan Pro Wrestling (AJPW) on July 15, 2012, teaming with Yasufumi Nakanoue in a losing effort against Minoru Tanaka and Gillette.

On November 16, 2013, Wu debuted for Wrestle-1 (W-1), teaming with Daiki Inaba and El Hijo del Pantera to defeat Hiroshi Yamato, Mazada and Nosawa Rongai.

[9] Wu and El Hijo del Pantera moved onto feuding with Novus, a stable off wrestlers from the defunct Wrestling New Classic (WNC).

At Total Nonstop Action Wrestling's Bound for Glory, Wu and El Hijo del Pantera lost to Jiro Kuroshio and Yusuke Kodama.

[19] On December 6, the trio along with Jiro Kuroshio, Yusuke Kodama, Kumagoro, Koji Doi and Kohei Fujimura formed New Era, a stable of young wrestlers with the goal to dominate Wrestle-1.

[27] Wu reached the finals of the 2018 Wrestle-1 Cruiser Festival but was defeated by fellow New Era member Alejando (formally Kohei Fujimura) on March 14.

[29] In May 2018, El Hijo del Pantera returned to Wrestle-1 and teamed with Wu and Alejandro to unsuccessfully challenge Tokyo Gurentai for the UWA World Trios Championship.