Ultimate Fighting Calendar
RIZINRizin FF - Rizin 37
108 lb Catchweight3 rounds scheduled
WIN
Ayaka Hamasaki
JapanAyaka Hamasaki
26-8-0
RESULT

Ayaka Hamasaki def. Jessica Aguilar (Unanimous Decision)

Unanimous Decision · Round 3 · 5:00
Jessica Aguilar
Jessica Aguilar
“Jag”
20-8-0
Sunday, July 31, 2022
Saitama Super Arena, Saitama, Japan

Ayaka Hamasaki defeated Jessica Aguilar by Unanimous Decision in round 3 (5:00) in the 108 lb Catchweight bout of Rizin FF - Rizin 37, held Sunday, July 31, 2022 at Saitama Super Arena, Saitama.

Betting Odds

Ayaka Hamasaki
-223
69% implied win probability
Open: -235Best: -200
Jessica Aguilar
+163
38% implied win probability
Open: +171Best: +185

Average moneyline across 3 sportsbooks.

SportsbookAyaka HamasakiJessica Aguilar
BetOnline-225+185
Betway-200+150
sportsbetio-250+155

Odds are for information only. · Odds data: fightodds.io

Frequently asked questions

Who won Ayaka Hamasaki vs Jessica Aguilar?

Ayaka Hamasaki defeated Jessica Aguilar by Unanimous Decision in round 3 (5:00) in the 108 lb Catchweight bout of Rizin FF - Rizin 37, held Sunday, July 31, 2022 at Saitama Super Arena, Saitama.

Referee
Masato Fukuda
Pre-fight comparison▾

Win probability

Ayaka Hamasaki 75%25% Jessica Aguilar

What the model gave each fighter going into the fight, from their pre-fight UFCalendar Power Index ratings. See the full Power Index

Tale of the Tape

26-8-0
Record
20-8-0
1802
Power Index rating
1607
0
Win Streak
0
44
Age
44
5'2"
157 cm
Height
5'3"
160 cm
63"
160 cm
Reach
63"
160 cm
-
Stance
Orthodox
108 lb Catchweight
Weight Class
108 lb Catchweight
Japan
Nationality
United States / Mexico

Striking Profile

-
SLpM
4.93
-
Str. Acc.
50%
-
SApM
7.19
-
Str. Def.
53%

Grappling Profile

-
TD Avg.
0.94
-
TD Acc.
25%
-
TD Def.
50%
-
Sub. Avg.
0.20

Recent form (last 5 fights)

Ayaka Hamasaki · 2-3
  • L
    Natalia Kuziutina
    Rizin FF - Landmark Vol. 13 · Apr 12, 2026
    Submission · R1 · 4:55 · 108 lb Catchweight
  • W
    Ye Ji Lee
    DEEP JEWELS 51 · Nov 23, 2025
    Unanimous Decision · Atomweight
  • L
    Moeri Suda
    DEEP JEWELS 48 · Mar 23, 2025
    Submission · R1 · 2:28
  • W
    Yu Ri Shim
    RIZIN LANDMARK 10 in NAGOYA · Nov 17, 2024
    Submission · R2 · 1:15
  • L
    Si Woo Park
    Rizin FF - Super Rizin / Rizin 38 · Sep 25, 2022
    Unanimous Decision · R3 · 5:00 · 108 lb Catchweight
Jessica Aguilar · 1-4
  • L
    Paola Gutiérrez
    Budo Sento Championship 13 · Feb 17, 2023
    Decision
  • L
    Ayaka Hamasaki
    Rizin FF - Rizin 37 · Jul 31, 2022
    Unanimous Decision · R3 · 5:00 · 108 lb Catchweight
  • L
    Danielle Taylor
    XFC 43: Faria vs. Soukhamthath · Nov 11, 2020
    Split Decision · Strawweight
  • W
    Maria Llaguno
    2020 JitzKing Miami · Jan 24, 2020
    Decision
  • L
    Marina Rodriguez
    UFC Fight Night: Barboza vs Gaethje · Mar 30, 2019
    Unanimous Decision · R3 · 5:00 · Women's Strawweight

Career Averages

Based on 0 fights · 5 fights
-
Avg sig. strikes
62.8
-
Avg takedowns
0.80
-
Avg control time
2:15
-
Career high strikes
128
-
Career high TDs
4

Strike Distribution

Ayaka Hamasaki
Strike target
Jessica Aguilar
-
Head
54%
-
Body
28%
-
Leg
18%
Ayaka Hamasaki
Strike position
Jessica Aguilar
-
Distance
62%
-
Clinch
31%
-
Ground
8%