Rei Tsuruya vs Ronal Siahaan — Fight recap

Rei Tsuruya submitted Ronal Siahaan via submission in round two at 1:19 on May 27, 2023, at UFC Fight Night, with referee Mark Craig overseeing the bout. Tsuruya dominated the grappling exchanges, landing 3 of 4 takedown attempts for a 75% success rate while controlling the mat for 5:35 total.

His striking output proved equally dominant—he connected on 39 of 52 significant strikes at 75% accuracy, including 39 of 51 head strikes, while Siahaan managed only 4 of 6 significant strikes with zero offensive wrestling. Tsuruya's superior wrestling and clinch control created the positioning necessary to secure the submission, showcasing a well-rounded skillset against an opponent who couldn't establish offensive rhythm.

The lopsided performance suggests Tsuruya is climbing the lightweight ranks with improved grappling efficiency.