Boxers / Yoshiki Sakai / Boxerbook rating

Yoshiki Sakai: Boxerbook rating

Yoshiki Sakai is #41 in the Boxerbook welterweight list with a rating of 1300 ± 127 from 48 counted bouts, as of Oct 13, 2026.

Rating1300 ± 127
Place#41 in Welterweight
Counted bouts48
Unknown opponents42 of 48
Schedule, career1183
Schedule, 36 months1602
Form, last 50.9 of 3.5
Data confidence10%
Statusactive · last bout Oct 21, 2025

Rating over time

high 1692 · low 1166Jun 2010Oct 2026

μ at the end of each month with a bout, and of every month while active. Red dot: latest.

Bouts behind the rating

Every counted bout, newest first: the change in μ it caused (green up, red down), its weight and the rating after it. Unknown opponents: 42 of 48 bouts.

L
Ku Tanaka
OPBF welterweight title
Oct 21, 2025 · TKO 6/10 · weight ×1.05 · opponent 1675
−11
→ 1300
L
Jin Sasaki
WBO Asia Pacific title, 5th defence
Jan 24, 2025 · UD 12/12 · weight ×1.16 · opponent 1953
−3
→ 1312
L
Ryōta Toyoshima
Japanese welterweight title
May 4, 2024 · SD 10/10 · weight ×1.10 · opponent 1678
−11
→ 1315
W
Caesar Minagawa (no page: counted as 1100)
Japanese title, 2nd defence
Dec 2, 2023 · UD 10/10 · weight ×1.10
+19
→ 1325
W
Hiroya Nojima
Japanese title, 1st defence
Sep 2, 2023 · UD 10/10 · weight ×1.10 · opponent 1792
+68
→ 1307
W
Hiroki Shigeta (no page: counted as 1100)
Vacant Japanese welterweight title
Apr 26, 2023 · TKO 2/10 · weight ×1.05
+22
→ 1239
D
Hiroki Shigeta (no page: counted as 1100)
2022 Japanese welterweight title eliminator
Oct 22, 2022 · MD 8/8 · weight ×1.05
−7
→ 1217
L
Ryōta Toyoshima
For OPBF title, 2nd defence
Dec 4, 2021 · UD 12/12 · weight ×1.16 · opponent 1703
−7
→ 1224
W
Dario Ferman García (no page: counted as 1100)
Aug 20, 2021 · TKO 3 · weight ×1.00
+22
→ 1230
L
Keita Obara
Japanese welterweight title
Apr 8, 2021 · UD 10/10 · weight ×1.10 · opponent 1771
−4
→ 1209
W
Taketo Obata (no page: counted as 1100)
Dec 26, 2020 · UD 8/8 · weight ×1.00
+23
→ 1213
W
Hiroki Shigeta (no page: counted as 1100)
Aug 31, 2020 · UD 8/8 · weight ×1.00
+25
→ 1190
L
Gol Elitiyan (no page: counted as 1100)
Nov 2, 2019 · UD 8/8 · weight ×1.00
−33
→ 1166
L
Alexis Rocha (no page: counted as 1100)
WBC Continental Americas welterweight title
Apr 25, 2019 · UD 10/10 · weight ×1.57
−57
→ 1199
L
Eddie Gómez (no page: counted as 1100)
Oct 18, 2018 · UD 8/8 · weight ×1.00
−39
→ 1256
L
Genaro Gámez (no page: counted as 1100)
Apr 12, 2018 · UD 8/8 · weight ×1.00
−42
→ 1295
D
Cameron Krael (no page: counted as 1100)
Oct 21, 2017 · MD 8/8 · weight ×1.00
−13
→ 1337
W
Ashley Theofan (no page: counted as 1100)
Aug 22, 2017 · UD 8/8 · weight ×1.00
+18
→ 1350
W
José Prado (no page: counted as 1100)
Apr 22, 2017 · MD 8/8 · weight ×1.00
+19
→ 1332
L
José Eduardo López Rodríguez (no page: counted as 1100)
Nov 26, 2016 · MD 10/10 · weight ×1.05
−49
→ 1313
Show all 48 counted bouts
D
José Prado (no page: counted as 1100)
Sep 24, 2016 · SD 8/8 · weight ×1.00
−16
→ 1362
L
Luis Jesús Vidales (no page: counted as 1100)
Aug 6, 2016 · MD 8/8 · weight ×1.00
−54
→ 1378
W
Carlos Villa (no page: counted as 1100)
Apr 23, 2016 · UD 8/8 · weight ×1.00
+16
→ 1432
W
Javier Mercado (no page: counted as 1100)
Vacant WBC world youth super lightweight title
Sep 12, 2015 · KO 10 · weight ×1.50
+26
→ 1416
W
José Francisco Suniga (no page: counted as 1100)
Jul 24, 2015 · SD 8/8 · weight ×1.00
+20
→ 1390
W
Fernando Torres (no page: counted as 1100)
Apr 22, 2015 · KO 4 · weight ×1.00
+22
→ 1370
L
Nelly Sagilan (no page: counted as 1100)
USNBC Silver USA light heavyweight title
Nov 1, 2014 · UD 12/12 · weight ×1.16
−74
→ 1348
L
Abraham Cordero (no page: counted as 1100)
Vacant WBC world youth lightweight silver title
Jul 18, 2014 · UD 12/12 · weight ×1.65
−121
→ 1421
W
Omar Barajas (no page: counted as 1100)
May 21, 2014 · UD 10/10 · weight ×1.05
+16
→ 1542
W
Alejandro Barrera (no page: counted as 1100)
Feb 8, 2014 · KO 4 · weight ×1.00
+16
→ 1526
W
Fernando Ayala (no page: counted as 1100)
Dec 14, 2013 · TKO 1 · weight ×1.00
+18
→ 1510
W
Francisco Javier Pérez (no page: counted as 1100)
Aug 17, 2013 · MD 10/10 · weight ×1.05
+21
→ 1492
L
Carlos Winston Velásquez (no page: counted as 1100)
Jun 29, 2013 · SD 8/8 · weight ×1.00
−95
→ 1470
W
Heraldo Rendón (no page: counted as 1100)
Jun 8, 2013 · KO 1 · weight ×1.00
+17
→ 1470
W
Andrés Vasconcelos (no page: counted as 1100)
May 11, 2013 · TKO 5 · weight ×1.00
+20
→ 1548
W
Alfonso Sibrián (no page: counted as 1100)
Apr 14, 2012 · TKO 3 · weight ×1.00
+22
→ 1528
W
Vladimir Labello (no page: counted as 1100)
Mar 31, 2012 · UD 6/6 · weight ×0.90
+23
→ 1506
W
Emilio Luis (no page: counted as 1100)
Nov 18, 2011 · TKO 1 · weight ×1.00
+30
→ 1483
L
Roberto González (no page: counted as 1100)
Sep 10, 2011 · UD 8/8 · weight ×1.00
−139
→ 1453
W
Juan Carlos Pacheco (no page: counted as 1100)
Jul 23, 2011 · UD 6/6 · weight ×0.90
+22
→ 1592
W
Vicente Hernández Mejía (no page: counted as 1100)
Jun 3, 2011 · KO 5 · weight ×1.00
+28
→ 1570
W
Aldo Hernández (no page: counted as 1100)
Mar 4, 2011 · UD 6/6 · weight ×0.90
+31
→ 1542
L
Edgar Alejandro Romeli (no page: counted as 1100)
Nov 26, 2010 · UD 6/6 · weight ×0.90
−181
→ 1511
W
Mauricio Pimentel (no page: counted as 1100)
Oct 23, 2010 · KO · weight ×1.00
+26
→ 1692
W
Nestor Valencia (no page: counted as 1100)
Oct 2, 2010 · TKO 1 · weight ×1.00
+26
→ 1692
W
Emanuel Garza (no page: counted as 1100)
Sep 4, 2010 · KO · weight ×1.00
+36
→ 1640
W
Edgar Rodríguez (no page: counted as 1100)
Jul 16, 2010 · TKO 2 · weight ×1.00
+48
→ 1604
W
Antonio Ojeda (no page: counted as 1100)
Jun 26, 2010 · UD 4/4 · weight ×0.80
+55
→ 1555

Publishers and Boxerbook

Consensus: not in the publishers’ top 15 in Welterweight (a list without them counts as 16).

WBC
not in top 15
WBA
not in top 15
IBF
not in top 15
WBO
not in top 15
Ring
not in top 15
TBRB
not in top 15
Boxerbook
#41

How the Boxerbook rating works · Yoshiki Sakai: record and titles