Yamaha factory rider Katsuyuki Nakasuga clinched the 2022 MFJ Japanese Superbike (JSB1000) Championship with a convincing victory September 18 at Okayama International Circuit. It is Nakasuga’s 11th Japanese Superbike Championship. Nakasuga, age 41, has won every race so far this season.
Japanese Superbike: Nakasuga Clinches Championship At Okayama
Japanese Superbike: Nakasuga Clinches Championship At Okayama
© 2022, Roadracing World Publishing, Inc. By David Swarts.
![220918_132127_KZ2_5258_043 Katsuyuki Nakasuga in action at Okayama International Circuit. Photo by Kohei Hirota.](https://www.roadracingworld.com/wp-content/uploads/2022/09/220918_132127_KZ2_5258_043_1663605855.jpg)