On the occasion of the conquest of Rizin World Grand Prix in Japan, Milan City Mayor Milan Bandic sent a congratulatory message to Mirko Filipovic, which among other things states:

- In the name of the City of Zagreb and your personal name, I congratulate you on the new success, which has rejoiced the world martial art. The third win in just three days and winning the title at the international competition in Japan is a big venture worthy of the best.
I wish you much success and happiness in all of your future ventures, both in the sports arena and beyond. He congratulated Bandic Filipovic for his success.