 Sugi invested early 2019 in further championship pursuings.He retained his singles titles against Ikuto Hidaka, Shoki Kitamura and Tatsuhito Takaiwa.However, tag team titles remained away from him, with two failed challenges for the NWA International Lightweight Tag Team Championships and NWA Intercontinental Tag Team Championships teaming up with Hagane Shinnou and usual partner Sato respectively.