Boxers / Kazuhiro Ryūkō / Boxerbook rating

Kazuhiro Ryūkō: Boxerbook rating

Kazuhiro Ryūkō has a Boxerbook rating of 1626 ± 235 from 18 counted bouts, as of Oct 13, 2026. Not in a division list: inactive since Mar 2002 (no bout for 12 months).

Rating1626 ± 235
Placenot listed
Counted bouts18
Unknown opponents13 of 18
Schedule, career1242
Schedule, 36 monthsno bouts
Form, last 52.3 of 3.5
Data confidence11%
Statusinactive since Mar 2002

Rating over time

high 1767 · low 1561Jul 1995Feb 2003

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: 13 of 18 bouts.

L
Masamori Tokuyama
WBC world super flyweight title
Mar 23, 2002 · KO 9 · weight ×1.50 · opponent 2046
−19
→ 1626
W
Runchai Muangsrin (no page: counted as 1100)
Feb 27, 2001 · MD 10/10 · weight ×1.05
+11
→ 1645
W
Kid Hamzah (no page: counted as 1100)
Vacant OPBF super flyweight title
Oct 11, 2000 · KO 2 · weight ×1.05
+12
→ 1634
W
Yosuke Kaneishi (no page: counted as 1100)
Japanese title, 2nd defence
Apr 2, 2000 · TKO 6 · weight ×1.05
+12
→ 1622
D
Yosuke Kaneishi (no page: counted as 1100)
Japanese title, 1st defence
Oct 12, 1999 · TD 2 · weight ×1.05
−40
→ 1610
W
Yoshiaki Matsukura
Vacant Japanese super flyweight title
Jun 14, 1999 · TKO 4 · weight ×1.05 · opponent 1412
+34
→ 1650
W
Al Tarasona (no page: counted as 1100)
Feb 23, 1999 · KO 8 · weight ×1.00
+14
→ 1616
D
Mangorow Ishimal (no page: counted as 1100)
OPBF super flyweight title
Oct 27, 1998 · SD 12/12 · weight ×1.16
−52
→ 1602
W
Hiroki Shinozaki (no page: counted as 1100)
Jul 1, 1998 · SD 10/10 · weight ×1.05
+14
→ 1654
D
Shin Terao
Mar 11, 1998 · SD 8/8 · weight ×1.00 · opponent 1517
−29
→ 1640
W
Alpon Navaja (no page: counted as 1100)
Dec 2, 1997 · UD 10/10 · weight ×1.05
+16
→ 1669
W
Katsuhiro Akita (no page: counted as 1100)
Oct 17, 1997 · UD 10/10 · weight ×1.05
+18
→ 1653
L
Suzuki Kabato
Japanese flyweight title
Jun 25, 1997 · UD 10/10 · weight ×1.10 · opponent 1500
−133
→ 1635
W
Nataan Barcelona (no page: counted as 1100)
Apr 22, 1997 · UD 10/10 · weight ×1.05
+15
→ 1767
W
Celes Kobayashi
Nov 22, 1996 · PTS 8/8 · weight ×1.00 · opponent 1584
+112
→ 1752
W
Tatsuya Nakayama (no page: counted as 1100)
Aug 20, 1996 · UD 6/6 · weight ×0.90
+33
→ 1640
W
Daisuke Aoshima (no page: counted as 1100)
Nov 28, 1995 · UD 8/8 · weight ×1.00
+47
→ 1608
W
Yoshikatsu Matsubara (no page: counted as 1100)
Jul 10, 1995 · UD 6/6 · weight ×0.90
+61
→ 1561

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 · Kazuhiro Ryūkō: record and titles