Dong-Hwan Lee birdied the final hole on Sunday to pull out the victory at the Toshin Golf Tournament in Lake Wood on the Japan Golf Tour.
Lee shot a three-under 69 in the final round and won by a single stroke over Taigen Tsumagari, who also birdied 18 on Sunday, but was done in by a bogey at the 17th.
Lee finished at 20-under 268 and collected his second Japan Golf Tour title. His first came four years ago when he was a 20-year-old.
Katsumasa Miyamoto fired a eye-opening, 10-under 62 and vaulted into third place at 18-under 270.
Kiyoshi Miyazato posted a three-under 69 and came in fourth at minus-17. Yasuharu Imano carded a five-under 67, which was good for fifth place at 15- under 273.