The final round of the men's golf domestic tour was held in Ibaraki Prefecture, and 23-year-old Katsura River manned player won the tour for the first time with a total of 24 under.
Katsurakawa started in the lead with a total of 18 unders, increased his score by 6 with 7 birdies and 1 bogey, and won the tour for the first time with a total of 24 unders.
Rikuya Hoshino was second with a one-stroke difference, and Yuta Uetake was third with another one-stroke difference.