Standout achievements
Kazuya Iwasa is a Japanese mixed martial artist with a professional record of 4-4 across 8 bouts. They've won 1 by KO/TKO, 1 by submission and 2 by decision — a 50 % finish rate. Most wins come by decision. Last competed September 2025 (active). Has fought most often in Japan (8 bouts).
Fight locations (3 venues)
Career timeline — fights by year
Frequently asked
What is Kazuya Iwasa's MMA record?
Kazuya Iwasa has a professional MMA record of 4-4 — 1 wins by KO/TKO, 1 by submission, 2 by decision.
How does Kazuya Iwasa usually win?
They most often win by decision (2 of 4 wins).
How does Kazuya Iwasa usually lose?
Most of Kazuya Iwasa's losses come by decision (2 of 4).
Is Kazuya Iwasa still active?
Kazuya Iwasa last competed in September 2025, and is considered active (no bout in over two years).
What is Kazuya Iwasa's fastest finish?
submission of Takuji Hirai in 1:45 (Rd 1) at Deep - Cage Impact 2018 in Osaka.
Where is Kazuya Iwasa from?
Kazuya Iwasa is a Japanese mixed martial artist.
Where does Kazuya Iwasa rank in MMA?
Kazuya Iwasa sits at #22,293 of 32,631 fighters in the Fight Forensics global MMA rankings.