All Asia Tag Team Championship
On April 28, 2017, Sato defeated Keisuke Ishii to win the World Junior Heavyweight Championship for the second time. On June 20, Sato became a double champion, when he and Aoki defeated Onita and Fuchi to regain the All Asia Tag Team Championship. On July 30, Sato lost the World Junior Heavyweight Championship to Tajiri in his fifth defense. Earlier in July, Sato began campaigning for a grappling match with Evolution leader Suwama. The match took place on August 3 and was won by Suwama. Afterwards, Sato announced he was quitting Evolution. On August 27, Sato and Aoki lost the All Asia Tag Team Championship to Black Tiger VII and Taka Michinoku.