Super J-Cup: 3rd Stage was the third Super J-Cup professional wrestling tournament, it was hosted by Michinoku Pro Wrestling (MPW). The tournament was a single-elimination tournament of four rounds and was a two-night event featuring junior heavyweights from various Japanese promotions. The first round of the event was held on April 1, 2000 at Sendai City Gymnasium in Sendai, Japan and the final three rounds were held on April 9, 2000 at Sumo Hall in Tokyo, Japan, which had been the site for the previous two tournaments. This event marked the first time that the Super J-Cup was held at an additional venue rather than Sumo Hall.