In October 2018, Kotaro Suzuki started a feuding with RATEL'S, he would be joined by Yoshinari Ogawa. On October 30, Suzuki defeated RATEL'S leader Daisuke Harada to win GHC Junior Heavyweight Championship. Harada woud demand a rematch, but Suzuki would only grant it, under the stipulatuion that of Harada lost RATEL'S would be forced to disband. On December 16 at Great Voyage in Yokohama vol.2, Suzuki lostv the title to Harada. After the match, YO-HEY turned on RATEL'S siding with Suzuki and Ogawa. The three dubbed themselves as "Stinger". On January 26, 2019, Stinger would be joined by another RATEL'S member HAYATA, who turned on RALTEL'S.