He signed a sponsorship contract with Arc'teryx in 2024. In November 2025, FACTION will release a limited edition model bearing his name, the Prodigy 3 Koga , and he has also decided to compete in the first FIS freeride competition in 2026.
Hoshino Koga is a skier who continues to rapidly expand his presence at the forefront of the scene.
This video captures him constantly skiing, always looking ahead to the next step. Competition, expression, and style. Armed with all of these, Hoshino Kouga is carving out a unique ski career. This is a rare video in which he talks about himself
Furthermore, in "MAYPRIL," which was recently released on the Arc'teryx YouTube channel, he left Japan and filmed a spring tour around Europe. Even in the spring, he made big jumps, creating a dry sound like he was scraping through hard, frozen snow. At times, he cuts through rock faces and water, fully displaying his own style
This video captures some impressive riding, despite being at the mercy of the weather and conditions
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Koga Hoshino
is from Minamiuonuma City, Niigata Prefecture.
He has been on the slopes at Ishiuchi Maruyama Ski Resort since he was a child. In the 2022 FWQ, he placed first in Japan for the second consecutive tournament and will compete in the world championships. Furthermore, in November 2024, he will become the first Japanese person to take first place in the world at the world-famous street riding video contest "B-DOG OFF THE LEASH ONLINE VIDEO CONTEST." Instagram: @hoshinokoga