Boxers / Shozo Saijo / Boxerbook rating

Shozo Saijo: Boxerbook rating

Shozo Saijo has a Boxerbook rating of 1577 ± 289 from 38 counted bouts, as of Oct 13, 2026. Not in a division list: inactive since Sep 1971 (no bout for 12 months).

Rating1577 ± 289
Placenot listed
Counted bouts38
Unknown opponents34 of 38
Schedule, career1164
Schedule, 36 monthsno bouts
Form, last 51.9 of 3.5
Data confidence3%
Statusinactive since Sep 1971

Rating over time

high 1626 · low 1309Aug 1964Aug 1972

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: 34 of 38 bouts.

L
Antonio Gomez
Lost WBA world featherweight title
Sep 2, 1971 · KO 5 · weight ×1.50 · opponent 1817
−22
→ 1577
W
Rai Vega (no page: counted as 1100)
Jul 1, 1971 · DEC 10/10 · weight ×1.05
+7
→ 1598
W
Frankie Crawford (no page: counted as 1100)
WBA world featherweight title, 5th defence
Feb 28, 1971 · DEC 15/15 · weight ×1.65
+10
→ 1592
L
Hiroshi Kobayashi
Dec 3, 1970 · SD 10/10 · weight ×1.05 · opponent 1689
−28
→ 1581
W
Isao Nitta (no page: counted as 1100)
Oct 21, 1970 · KO 4 · weight ×1.00
+7
→ 1610
W
Frankie Crawford (no page: counted as 1100)
WBA world featherweight title, 4th defence
Jul 5, 1970 · DEC 15/15 · weight ×1.65
+11
→ 1603
W
Lion Yamamoto (no page: counted as 1100)
Apr 19, 1970 · TKO 3 · weight ×1.00
+7
→ 1592
W
Godfrey Stevens (no page: counted as 1100)
WBA world featherweight title, 3rd defence
Feb 8, 1970 · DEC 15/15 · weight ×1.65
+12
→ 1585
W
Felipe Torres (no page: counted as 1100)
Nov 4, 1969 · DEC 10/10 · weight ×1.05
+8
→ 1573
W
José Luis Pimentel (no page: counted as 1100)
WBA world featherweight title, 2nd defence
Sep 7, 1969 · KO 2 · weight ×1.50
+12
→ 1564
W
Marcelo Sido (no page: counted as 1100)
Jun 16, 1969 · KO 1 · weight ×1.00
+9
→ 1552
W
Pedro Rodríguez (no page: counted as 1100)
Apr 14, 1969 · DEC 10/10 · weight ×1.05
+9
→ 1544
W
Pedro Gómez (no page: counted as 1100)
WBA world featherweight title, 1st defence
Feb 9, 1969 · DEC 15/15 · weight ×1.65
+16
→ 1534
W
Flash Besande (no page: counted as 1100)
Nov 18, 1968 · KO 8 · weight ×1.00
+10
→ 1518
W
Raul Rojas
Won WBA world featherweight title
Sep 27, 1968 · DEC 15/15 · weight ×1.65 · opponent 1576
+86
→ 1508
W
Raul Rojas
Jun 6, 1968 · DEC 10/10 · weight ×1.05 · opponent 1767
+80
→ 1422
W
José Luis Pimentel (no page: counted as 1100)
Mar 21, 1968 · DEC 10/10 · weight ×1.05
+22
→ 1342
L
José Luis Pimentel (no page: counted as 1100)
Feb 15, 1968 · DEC 10/10 · weight ×1.05
−58
→ 1320
W
Tony Alvarado (no page: counted as 1100)
Jan 25, 1968 · TKO 4 · weight ×1.00
+17
→ 1379
L
Ignacio Piña (no page: counted as 1100)
Jan 7, 1968 · DEC 10/10 · weight ×1.05
−64
→ 1379
Show all 38 counted bouts
W
Toyoharu Mizuta (no page: counted as 1100)
Sep 11, 1967 · KO 3 · weight ×1.00
+20
→ 1425
W
Takeo Bandoh (no page: counted as 1100)
Mar 20, 1967 · KO 4 · weight ×1.00
+23
→ 1405
W
Yoshihiro Kawakami (no page: counted as 1100)
Feb 27, 1967 · DEC 10/10 · weight ×1.05
+27
→ 1382
W
Tadahiko Tsushima (no page: counted as 1100)
Jan 23, 1967 · DEC 8/8 · weight ×1.00
+30
→ 1355
L
Toshimasa Hasegawa (no page: counted as 1100)
Oct 31, 1966 · DEC 8/8 · weight ×1.00
−85
→ 1325
L
Kyuzo Hashimoto (no page: counted as 1100)
Sep 19, 1966 · DEC 8/8 · weight ×1.00
−99
→ 1410
W
Yoshihiko Nakagomi (no page: counted as 1100)
Jun 27, 1966 · DEC 6/6 · weight ×0.90
+21
→ 1509
W
Mikio Sakai (no page: counted as 1100)
Dec 26, 1965 · DEC 6/6 · weight ×0.90
+24
→ 1488
W
Sueyoshi Seki (no page: counted as 1100)
Oct 3, 1965 · DEC 6/6 · weight ×0.90
+28
→ 1464
W
Masahiko Takamatsu (no page: counted as 1100)
Jul 25, 1965 · DEC 6/6 · weight ×0.90
+37
→ 1437
W
Hatsuo Kanai (no page: counted as 1100)
Jul 4, 1965 · DEC 6/6 · weight ×0.90
+37
→ 1437
W
Kohei Ogasawara (no page: counted as 1100)
May 27, 1965 · DEC 6/6 · weight ×0.90
+54
→ 1363
L
Mineharu Okimoto (no page: counted as 1100)
Dec 28, 1964 · DEC 6/6 · weight ×0.90
−171
→ 1309
D
Koji Ikeda (no page: counted as 1100)
Dec 4, 1964 · DEC 4/4 · weight ×0.80
−62
→ 1309
D
Masahiko Takamatsu (no page: counted as 1100)
Nov 17, 1964 · DEC 4/4 · weight ×0.80
−85
→ 1541
W
Saburo Nakatsu (no page: counted as 1100)
Oct 26, 1964 · DEC 4/4 · weight ×0.80
+31
→ 1626
W
Masao Totsuka (no page: counted as 1100)
Sep 28, 1964 · DEC 4/4 · weight ×0.80
+40
→ 1595
W
Yu Nakatsuka (no page: counted as 1100)
Aug 13, 1964 · DEC 4/4 · weight ×0.80
+55
→ 1555

Publishers and Boxerbook

Consensus: no publisher lists for the division (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
not listed

How the Boxerbook rating works · Shozo Saijo: record and titles