On July 15, 2012 Andy Wu Teamed up with Yasufumi Nakanoue making his debut facing against Minoru Tanaka and Gillette. Andy Wu finished the 2012 Junior Hyper League finishing with 5 losses. Wu from that point on continued to work among the undercard and did opening matches. During 2013, he teamed up with Sushi and the two finished the Junior Hyper Tag League with 2 victories and 3 Losses. During the fall of 2013, Wu, along with several other wrestlers in All Japan, departed the promotion and joined up with Keiji Mutoh and his new promotion Wrestle-1
On 21 April Andy Wu & KAI defeated Seiki Yoshioka & Shotaro Ashino. Two days later Andy Wu & Seiki Yoshioka lost to KAI & Shotaro Ashino. On April 27 Andy Wu, Choden Senshi Battle Ranger & Ricky Fuji defeated Gosaku Goshogawara, Monster Freddie & Monster Leather. On May 15 Andy Wu & KAI defeated Kotaro Nasu & The Winger, One day later Andy Wu & Kotaro Nasu lost to Choden Senshi Battle Ranger & KAI.
Wrestle-1 (2013–2020)
On November 16, 2013 Andy Wu debuted in Wrestle-1. He, Daiki Inaba & El Hijo del Pantera defeated Hiroshi Yamato & Tokyo Gurentai by DQ. Then, Wu joined El Hijo del Pantera as a tag team and Wu began feuding with Novus, a group from the defunct Wrestling New Classic who had arrived in Wrestle-1. At TNA Bound For Glory 2014, Andy Wu and El Hijo del Pantera lost to Jiro Kuroshio & Yusuke Kodama. On February 13, 2015 El Hijo del Pantera turned on his partner Andy Wu and joining to Desperado. On April 1 Andy Wu lost to El Hijo del Pantera in the first round of the Wrestle-1 Cruiser Division Championship by an interference from Desperado. On August 2 Andy Wu lost to Minoru Tanaka in the first round of Wrestle-1 Grand Prix. On August 30 AKIRA, Andy Wu & Kumagoro defeated Masayuki Kono & Tokyo Gurentai and KAI, Minoru Tanaka & Yasufumi Nakanoue after the match Andy Wu challenged Minoru Tanaka for The Wrestle-1 Cruiser Division Championship. One day later Andy Wu defeated Minoru Tanaka to win the Wrestle-1 Cruiser Division Championship. On October 3 Andy Wu defeated Minoru Tanaka again for the Wrestle-1 Cruiser Division Champion making his first defense. On November 23, he would make his second successful defense defeating Mazada. He would hold the belt until January 10, 2016, where he lost the belt in his 4th defense to Hiroshi Yamato. On July 29, Wu would team with Seiki Yoshioka and Daiki Inaba to win The UWA World Trios Championship. On December 7 Wu, Jiro Kuroshio, Daiki Inaba, Yusuke Kodama, Seiki Yoshioka, Koji Doi, Kumagoro and Kohei Fujimura formed a stable named NEW ERA. On December 9 Wu, Inaba and Yoshioka lost the UWA World Trios Championship in their third title defense to Jun Kasai, Nosawa Rongai and Shuji Kondo. On April 16, Wu teaming with Koji Doji and Kumagoro won the UWA Trios Title for a second time. Three days later, he became a Double Champion when he defeated Seiki Yoshioka to capture the Cruiser Division Championship for his second reign.