is a Japanese snowboarder. He represented Japan at the 2026 Winter Olympics and won a silver medal in slopestyle.
Hasegawa represented Japan at the 2023 Snowboarding World Championships and won a gold medal in the big air event with a score of 177.25 points.
In January 2024, he competed at the 2024 Winter X Games in the big air event. He became the first snowboarder to land a switch backside 1980 in competition, and won a gold medal. In January 2025, he again competed at the X Games and won a silver medal in the big air, and a bronze medal in the slopestyle events.
In March 2025, he again represented Japan at the 2025 Snowboarding World Championships and won a silver medal in the big air event with a score of 174.50 points.
He represented Japan at the 2026 Winter Olympics and won a silver medal in the slopestyle event with a score of 82.13.