The top 10 players on the season standings without PGA Tour cards earn a spot for the 2026-27 season, with Hillier now sitting in fourth.
The third Kiwi in the field Kazuma Kobori finished in a share of 34th at four-under after a three-under 68. Kobori secured his DP World Tour card for 2027 finishing the season in 89th with the top 100 returning next season.
Overnight leader Katsuragawa claimed his second career DP World Tour win with his only bogey of the weekend coming at the last hole.
The DP World Tour playoffs begin with the Abu Dhabi Aldar Championship on November 5 before the season-ending DP World Tour Championship in Dubai.
On the Asian Tour, Kiwi Nick Voke finished in a share of fourth at the Hong Kong Open.
Cameron McMillan has been a sports journalist since 2003 and is NZME’s Deputy Head of Sport.