Boxers / Akio Shibata / Boxerbook rating
Akio Shibata: Boxerbook rating Akio Shibata has a Boxerbook rating of 1688 ± 157 from 37 counted bouts, as of Oct 13, 2026. Not in a division list: inactive since Mar 2016 (no bout for 12 months).
Rating 1688 ± 157
Place not listed
Counted bouts 37
Unknown opponents 22 of 37
Schedule, career 1303
Schedule, 36 months no bouts
Form, last 5 2.5 of 3.5
Data confidence 24%
Status inactive since Mar 2016
Rating over time high 1724 · low 1296 Aug 2003 Mar 2016 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: 22 of 37 bouts.
L
Lost OPBF and Japanese titles Mar 11, 2016 · KO 3/12 · weight ×1.05 · opponent 1615
W
Nov 9, 2015 · TKO 7/12 · weight ×1.05 · opponent 1644
W
Yasuyuki Akiyama (no page: counted as 1100)
Aug 8, 2015 · TKO 8/12 · weight ×1.05
W
Michael Speed Sigaraki (no page: counted as 1100)
Mar 26, 2015 · TKO 4/10 · weight ×1.00
W
Dec 6, 2014 · TKO 12/12 · weight ×1.05 · opponent 1510
W
Jul 5, 2014 · UD 12/12 · weight ×1.16 · opponent 1689
W
Japanese and OPBF middleweight title unification Mar 1, 2014 · UD 12/12 · weight ×1.16 · opponent 1709
L
Aug 25, 2013 · TKO 2/6 · weight ×0.90 · opponent 1800
W
May 4, 2013 · TD 9/12 · weight ×1.05 · opponent 1566
W
Japanese title, 2nd defence Jan 12, 2013 · KO 8/10 · weight ×1.05 · opponent 1431
W
Yoshihisa Tatsumura (no page: counted as 1100)
Japanese title, 1st defence Oct 8, 2012 · UD 10/10 · weight ×1.10
W
Jun 2, 2012 · UD 10/10 · weight ×1.10 · opponent 1742
W
Kenji Aizawa (no page: counted as 1100)
Dec 31, 2011 · UD 6/6 · weight ×0.90
L
OPBF and Japanese super welterweight titles Aug 8, 2011 · KO 6/12 · weight ×1.05 · opponent 1809
W
Tsuyoshi Nakahori (no page: counted as 1100)
Apr 4, 2011 · KO 1/8 · weight ×1.00
W
Makoto Yoshida (no page: counted as 1100)
Jan 31, 2011 · UD 8/8 · weight ×1.00
W
Kozo Watanabe (no page: counted as 1100)
Jul 28, 2010 · UD 8/8 · weight ×1.00
L
Lost OPBF and Japanese titles Mar 25, 2010 · TKO 8/12 · weight ×1.05 · opponent 1600
W
OPBF and Japanese super welterweight titles Nov 1, 2009 · UD 12/12 · weight ×1.16 · opponent 1451
W
Masaki Yoshida (no page: counted as 1100)
Jul 20, 2009 · TKO 3/8 · weight ×1.00
Show all 37 counted bouts W
Norimichi Ebine (no page: counted as 1100)
Jan 22, 2009 · TKO 2/8 · weight ×1.00
W
Naoki Wada (no page: counted as 1100)
Aug 12, 2008 · UD 8/8 · weight ×1.00
L
OPBF super welterweight title Apr 22, 2008 · KO 7/12 · weight ×1.05 · opponent 1432
W
Dec 1, 2007 · TKO 3/8 · weight ×1.00 · opponent 1500
L
Jun 18, 2007 · TD 7/8 · weight ×1.00 · opponent 1509
L
Motaro Imai (no page: counted as 1100)
Oct 24, 2006 · TD 5/6 · weight ×1.00
W
Tom Okagawa (no page: counted as 1100)
Aug 23, 2006 · UD 5/5 · weight ×0.90
W
Yudai Shimokawahara (no page: counted as 1100)
Jun 22, 2006 · UD 5/5 · weight ×0.90
W
Yudai Shimokawahara (no page: counted as 1100)
Feb 23, 2006 · MD 6/6 · weight ×0.90
L
Chihiro Terada (no page: counted as 1100)
Sep 29, 2005 · MD 6/6 · weight ×0.90
D
Takeshi Ueishi (no page: counted as 1100)
May 15, 2005 · DEC 6/6 · weight ×0.90
W
Motaro Imai (no page: counted as 1100)
Feb 14, 2005 · TKO 2 · weight ×1.00
W
Tomohiro Morihira (no page: counted as 1100)
Oct 25, 2004 · TKO 4 · weight ×1.00
L
Misao Arai (no page: counted as 1100)
Jun 23, 2004 · TKO 1 · weight ×1.00
W
Misao Arai (no page: counted as 1100)
Feb 2, 2004 · UD 4/4 · weight ×0.80
W
Junichi Tamaharu (no page: counted as 1100)
Dec 16, 2003 · KO 1 · weight ×1.00
W
Hideki Kobayashi (no page: counted as 1100)
Aug 29, 2003 · KO 1 · weight ×1.00
Publishers and Boxerbook Consensus: no publisher lists for the division (a list without them counts as 16).
How the Boxerbook rating works · Akio Shibata: record and titles