The two-time winners become the second team to book their ticket to the World Tour Final in Abu Dhabi on 27-28 October, after Caguas (PUR) clinched their spot at the Mexico City Masters.
24-year-old Anze Srebovt led Piran with 5 points in the losing effort, which started on a 14-1 run for Novi Sad Al Wahda.
It was the perfect weekend for Bulut, who was named MVP, topped the scoring charts and even won the Shoot-Out Contest.
Canadian sensation Jordan Kilganon stunned the massive Japanese crowd - brought together in the scenic location of the Futaarayama shrine - with his signature scorpion dunk at the Iris Dunk Contest.
The third Masters of the season will be staged in Prague, Czech Republic on 6-7 August 2016 and feature the same teams that finished 1-2-3 in Utsunomiya and more World Tour powerhouses like Saskatoon (CAN).
Final Standings of the 2016 FIBA 3x3 World Tour Utsunomiya Masters:
1. Novi Sad Al Wahda (UAE)
2. Piran (SLO)
3. Ljubljana (SLO)
4. St Petersburg (RUS)
5. Malaga (ESP)
6. Hamamatsu (JPN)
7. Okayama (JPN)
8. Doha (QAT)
9. Utsunomiya (JPN)
10. Taichung (TPE)
11. Al Gharafa (QAT)
12. Bandung (INA)