Yoshiaki Yatsu
After a hiatus, Oya joined Super World of Sports in July 1990. Oya would not only wrestle his fellow SWS comrades, he would also wrestle against stars from the World Wrestling Federation as well. In January 1992, he teamed up with Kendo Nagasaki for a tournament to determine the first SWS Tag Team Champions, which was won by Yoshiaki Yatsu and Haku. In June 1992, SWS shut down.