A timed race in which two people go down the approximately 5.5km course in rubber boats on the Hei River. The varied and thrilling course is well received by participants. There is a general section and a group section.
- Inquiries
- Hei River Playing Business Executive Committee (within the Niisato General Office) Telephone number: 0193-72-2111
- Other
- *Click here for registration and details for 2020.