Tatsuya Shirai (, born 16 July 2000) is a Japanese freestyle wrestler who competes in the 86 kg category.
Tatsuya Shirai is a two-time bronze medalist at the Asian Wrestling Championships, winning medals in 2024 and 2025. Shirai won the gold medal at the 2022 U23 World Championships and took silver in 2023. He also finished 6th at the 2022 Wrestling World Cup â Men's freestyle.
Earlier in his career, Shirai became the junior Asian champion in 2019.