by a loss to Kobayashi and Saito in a rematch. In his first singles match for NJPW, Pérez was unsuccessful in challenging Antonio Inoki. The Caribbean Express once again teamed with Vicious in consecutive losses to Hiroshi Hase, Masa Saito & Riki Chosu and Kengo Kimura, Chiro Koshinaka & Tatsumi Fujinami. On March 12, 1989, Pérez and Castillo lost to Hirokazu Hata and Naoki Sano. In the following two events, Kuniaki Kobayashi teamed with Hiro Saito and Naoki Sano to earn consecutive victories over The Caribbean Express. Returning to WWC for Aniversario 1989, Pérez and Castillo dropped the WWC Caribbean Tag Team Championship to David Sierra and Jerry Morrow. At Aniversario 1990, Pérez and Castillo retained over Sierra and Ron Starr. In late 1990, he returned to NJPW now as a singles wrestler and was rebranded as "Miguelito Pérez". He teamed with Owen Hart in a loss to Kengo Kimura and Osamu Kido. On October 5, 1990, Pérez teamed with Chris Benoit to defeat Shiro Koshinaka and Jushin Thunder Liger. In his next appearance, Masa Saito and Shinya Hashimoto won a tag team match over him and Ricky Steamboat. Teaming once again with Hart, he lost to Keiji Muto and Masahiro Chono. On October 11, 1990, he lost a singles match to Masa Saito. Pérez then joined Benoit and Vader in a loss to Animal Hamaguchi, Tastsutoshi Godo and Junji Hirata. On October 14, 1990, he teamed with Rivera to defeat Kengo Kimura and Kuniaki Kobayashi. At New Year Dash, Pérez teamed with Benoit in a victory over the Dragon Bombers. This was followed by a win in a three on three match, where he teamed with Benoit and Luc "Rambo" Poirier. Pérez then teamed with Poirier to defeat Tatsumi Fujinami and Kimura. The team of Rivera and Pérez lost its second match, but both teamed again in a three-way that involved Vader, with mixed results. His following match was another three on three, where he teamed with Poirier and Marcus Laurinaitis in a loss to Kimura, Fujinami and Osamu Kido. He then teamed with Lauranaitis in a loss to Kido and Kamura. The following week, Rivera replaced Lauranaitis in a win over the same team. On May 27, 1991, Chono defeated Pérez in a singles match. In his following appearance, he teamed with Rivera and Vader in a win over Keiji Muto, Kimura and Fujinami. Fujinami went on to