Keiichiro Yamamiya (45-35-10, 14) was born in Kanagawa, Japan on July 12, 1972. At the age of 24 years on July 22, 1996, he made his professional MMA debut against Satoshi Hasegawa, winning the fight via 1-round split decision.
On November 19, 1999, 27-year old Keiichiro Yamamiya made his UFC debut on his 35th professional MMA fight at UFC 23 against a 33-year old Eugene Jackson but lost the fight via KO in the 3rd round.
Yamamiya's last fight was a 3-round unanimous decision loss to Ikkei Nagamura at Pancrase: 264 at age 42 on February 1, 2015. He retired on a 6-fight losing streak.
He has fought once in the UFC, and has a record of 1 loss in the promotion.
Some of Keiichiro Yamamiya's best fights have been against Ikuhisa Minowa, Brian Gassaway, Minoru Suzuki, Chris Lytle, Denis Kang, Takenori Sato and Yukinari Tamura.
Yamamiya has 35 losses on his MMA record.
| # | Date | Opponent | Promotion | Weight | Round | Method | Result |
|---|---|---|---|---|---|---|---|
90 | Feb 1, 2015 42 years, 6 months 45-35-10 (14) | Ikkei Nagamura | Pancrase | MD | 3 | UD | LOSS |
89 | Oct 5, 2014 42 years, 2 months 45-34-10 (14) | Kenta Takagi | Pancrase | WL | 2 | KO | LOSS Punch |
88  | Jun 22, 2014 41 years, 11 months 45-33-10 (14) | 30 years, 1 months 26-6-2 (16) | DEEP | WL | 1 | TKO | LOSS Punches |
87 | Mar 22, 2014 41 years, 8 months 45-32-10 (14) | Yuki Okano | DEEP | WL | 1 | SUB | LOSS Rear naked choke |
86 | Oct 27, 2013 41 years, 3 months 45-31-10 (14) | Eiji Ishikawa | MD | 2 | UD | LOSS | |
85 | Jul 28, 2013 41 years 45-30-10 (14) | Yuji Hisamatsu | Pancrase | MD | 2 | MD | LOSS |
84  | Mar 9, 2013 40 years, 7 months 45-29-10 (14) | 40 years, 3 months 12-25-6 (2) | MD | 1 | UD | WIN | |
83 | Feb 3, 2013 40 years, 6 months 44-29-10 (14) | Will Noland | Pancrase | MD | 3 | UD | LOSS |
82 | Dec 1, 2012 40 years, 4 months 44-28-10 (14) | Ikkei Nagamura | Pancrase | MD | 1 | KO | WIN Flying knee |
81  | Oct 27, 2012 40 years, 3 months 43-28-10 (13) | 36 years, 4 months 5-10-2 (4) | WL | 2 | UD | WIN | |
80  | Sep 1, 2012 40 years, 1 months 42-28-10 (13) | 27 years, 2 months 14-8-6 (6) | Pancrase | WL | 3 | UD | LOSS For Pancrase welterweight title |
79  | Jan 28, 2012 39 years, 6 months 42-27-10 (13) | 30 years, 8 months 9-7-6 (4) | Pancrase | WL | 2 | MD | WIN |
78 | Dec 3, 2011 39 years, 4 months 41-27-10 (13) | Shingo Suzuki | Pancrase | WL | 1 | KO | WIN Punches |
77  | Oct 15, 2011 39 years, 3 months 40-27-10 (12) | 41 years, 3 months 15-24-1 (14) | WL | 2 | UD | WIN | |
76 | Aug 7, 2011 39 years 39-27-10 (12) | Ichiro Kanai | Pancrase | WL | 2 | MD | WIN |
75 | Feb 6, 2011 38 years, 6 months 38-27-10 (12) | Kosei Kubota | Pancrase | WL | 2 | UD | DRAW |
74 | Dec 5, 2010 38 years, 4 months 38-27-9 (12) | Masahiro Toryu | Pancrase | WL | 1 | KO | LOSS Head kick |
73 | Aug 8, 2010 38 years 38-26-9 (12) | Hoon Kim | Pancrase | WL | 2 | MD | WIN |
72 | Jun 5, 2010 37 years, 10 months 37-26-9 (12) | Kengo Ura | Pancrase | WL | 3 | SD | LOSS For Pancrase welterweight title |
71 | Apr 4, 2010 37 years, 8 months 37-25-9 (12) | 24 years, 9 months 9-7-5 (5) | Pancrase | LHW | 2 | MD | WIN |
70 | Feb 7, 2010 37 years, 6 months 36-25-9 (12) | Yuji Hisamatsu | Pancrase | LHW | 3 | MD | LOSS |
69 | Jun 7, 2009 36 years, 10 months 36-24-9 (12) | Ryuji Ohori | Pancrase | LHW | 1 | KO | WIN Punch |
68  | May 2, 2009 36 years, 9 months 35-24-9 (11) | 28 years, 3 months 1-0 (1) | LHW | 3 | KO | LOSS Punch | |
67  | Oct 1, 2008 36 years, 2 months 35-23-9 (11) | 27 years, 3 months 8-3-2 (5) | Pancrase | LHW | 3 | UD | LOSS For Pancrase light-heavyweight title |
66  | Jun 1, 2008 35 years, 10 months 35-22-9 (11) | 37 years, 7 months 18-20-1 (11) | Pancrase | MD | 3 | UD | WIN |
65  | Apr 27, 2008 35 years, 9 months 34-22-9 (11) | 32 years, 9 months 48-20-6 (30) | Pancrase | LHW | 3 | MD | WIN |
64 | Dec 22, 2007 35 years, 5 months 33-22-9 (11) | 26 years, 5 months 7-1-2 (5) | Pancrase | LHW | 3 | UD | WIN |
63 | Dec 22, 2006 34 years, 5 months 32-22-9 (11) | Carlos Toyota | LHW | 2 | UD | DRAW | |
62 | Mar 25, 2006 33 years, 8 months 32-22-8 (11) | Mikko Rupponen | LHW | 3 | UD | LOSS | |
61 | Sep 3, 2005 33 years, 1 months 32-21-8 (11) | Dae Won Kim | DEEP | LHW | 2 | UD | LOSS |
60 | Mar 6, 2005 32 years, 7 months 32-20-8 (11) | Nilson de Castro | Pancrase | LHW | 3 | UD | LOSS |
59  | Nov 26, 2004 32 years, 4 months 32-19-8 (11) | 29 years, 6 months 8-2-1 (3) | Pancrase | LHW | 3 | SUB | LOSS Heel hook |
58  | Jul 25, 2004 32 years 32-18-8 (11) | 27 years, 3 months 12-3-1 (4) | Pancrase | LHW | 3 | MD | WIN |
57 | May 28, 2004 31 years, 10 months 31-18-8 (11) | Kozo Urita | Pancrase | LHW | 2 | UD | WIN |
56  | Dec 21, 2003 31 years, 5 months 30-18-8 (11) | 30 years 3-0 (2) | Pancrase | LHW | 3 | UD | DRAW |
55  | Oct 4, 2003 31 years, 2 months 30-18-7 (11) | 27 years, 11 months 6-1 (4) | Pancrase | LHW | 2 | UD | DRAW |
54  | Jul 27, 2003 31 years 30-18-6 (11) | 24 years, 3 months 17-4-1 (14) | Pancrase | LHW | 3 | UD | WIN |
53 | Jun 7, 2003 30 years, 10 months 29-18-6 (11) | Nilson de Castro | Pancrase | LHW | 1 | TKO | LOSS Punches |
52 | Apr 12, 2003 30 years, 9 months 29-17-6 (11) | Tsuyoshi Kurihara | Pancrase | LHW | 2 | UD | DRAW |
51  | Dec 21, 2002 30 years, 5 months 29-17-5 (11) | 28 years, 2 months 14-9-6 (7) | Pancrase | LHW | 3 | TKO | LOSS Punches |
50 | Sep 29, 2002 30 years, 2 months 29-16-5 (11) | Eiji Ishikawa | Pancrase | LHW | 3 | MD | WIN |
49 | Jul 28, 2002 30 years 28-16-5 (11) | Mitsuyoshi Sato | Pancrase | LHW | 3 | TKO | WIN Punches |
48 | May 11, 2002 29 years, 9 months 27-16-5 (10) | Ichiro Kanai | Pancrase | LHW | 1 | TKO | WIN Punches |
47 | Mar 25, 2002 29 years, 8 months 26-16-5 (9) | Sumio Koyano | Pancrase | LHW | 1 | KO | WIN Punches |
46  | Jan 27, 2002 29 years, 6 months 25-16-5 (8) | 25 years, 4 months 10-4 (8) | Pancrase | LHW | 1 | SUB | LOSS Armbar |
45 | Oct 30, 2001 29 years, 3 months 25-15-5 (8) | 27 years 12-8-5 (7) | Pancrase | LHW | 3 | UD | LOSS |
44  | Aug 30, 2001 29 years, 1 months 25-14-5 (8) | 21 years, 1 months 3-6 (1) | LHW | 2 | UD | WIN | |
43 | Jul 29, 2001 29 years 24-14-5 (8) | Yoshinori Kawasaki | Pancrase | LHW | 1 | TKO | WIN Punches |
42  | Jan 8, 2001 28 years, 5 months 23-14-5 (7) | 22 years, 7 months 1-0 (1) | DEEP | LHW | 2 | KO | LOSS Punches |
41  | Dec 4, 2000 28 years, 4 months 23-13-5 (7) | 23 years, 2 months 5-2 (5) | Pancrase | LHW | 2 | MD | WIN |
40  | Sep 24, 2000 28 years, 2 months 22-13-5 (7) | 24 years, 8 months 16-11-6 (12) | Pancrase | LHW | 2 | UD | WIN Won Pancrase Light Heavyweight light-heavyweight title |
39 | Sep 24, 2000 28 years, 2 months 21-13-5 (7) | Omar Bouiche | Pancrase | LHW | 1 | SUB | WIN Guillotine choke |
38 | Jun 26, 2000 27 years, 11 months 20-13-5 (6) | Naohisa Kawamura | Pancrase | LHW | 1 | UD | WIN |
37 | Jun 26, 2000 27 years, 11 months 19-13-5 (6) | Kousei Kubota | Pancrase | LHW | 1 | MD | WIN |
36  | Jan 23, 2000 27 years, 6 months 18-13-5 (6) | 25 years, 5 months 3-2-3 (3) | Pancrase | LHW | 1 | UD | WIN |
35  | Nov 19, 1999 27 years, 4 months 17-13-5 (6) | 33 years, 1 months 10-3-1 (8) | UFC | LHW | 3 | KO | LOSS Punch |
34 | Jul 6, 1999 26 years, 11 months 17-12-5 (6) | Leon Dijk | Pancrase | 1 | TKO | WIN | |
33  | May 23, 1999 26 years, 10 months 16-12-5 (5) | 22 years, 6 months 15-12-4 (6) | Pancrase | 1 | UD | LOSS | |
32 | Mar 9, 1999 26 years, 7 months 16-11-5 (5) | Yuhi Sano | Pancrase | 1 | TKO | WIN Strikes | |
31  | Dec 19, 1998 26 years, 5 months 15-11-5 (4) | 23 years, 3 months 16-4-3 (15) | Pancrase | 1 | UD | DRAW | |
30 | Oct 26, 1998 26 years, 3 months 15-11-4 (4) | Jason DeLucia | Pancrase | 1 | UD | WIN | |
29 | Jul 26, 1998 26 years 14-11-4 (4) | Satoshi Hasegawa | Pancrase | 1 | MD | WIN | |
28 | Jul 7, 1998 25 years, 11 months 13-11-4 (4) | Osami Shibuya | Pancrase | 1 | UD | LOSS | |
27  | Jun 21, 1998 25 years, 11 months 13-10-4 (4) | 25 years, 11 months 21-12-3 (16) | Pancrase | 2 | UD | DRAW | |
26 | May 12, 1998 25 years, 10 months 13-10-3 (4) | Takafumi Ito | Pancrase | 2 | TKO | WIN | |
25 | Apr 26, 1998 25 years, 9 months 12-10-3 (3) | 22 years, 9 months 17-5-2 (9) | Pancrase | 1 | MD | LOSS | |
24  | Mar 1, 1998 25 years, 7 months 12-9-3 (3) | 29 years, 8 months 22-13 (20) | Pancrase | 1 | MD | WIN | |
23 | Feb 6, 1998 25 years, 6 months 11-9-3 (3) | 25 years, 7 months 19-11-2 (14) | Pancrase | 1 | UD | DRAW | |
22 | Jan 16, 1998 25 years, 6 months 11-9-2 (3) | Osami Shibuya | Pancrase | 1 | SUB | LOSS Toe hold | |
21  | Dec 20, 1997 25 years, 5 months 11-8-2 (3) | 32 years, 9 months 23-4-1 (20) | Pancrase | 1 | SUB | LOSS Rear naked choke | |
20 | Nov 16, 1997 25 years, 4 months 11-7-2 (3) | Takafumi Ito | Pancrase | 2 | UD | WIN | |
19  | Oct 29, 1997 25 years, 3 months 10-7-2 (3) | 32 years, 8 months 4-1 (4) | Pancrase | 2 | UD | DRAW | |
18 | Sep 6, 1997 25 years, 1 months 10-7-1 (3) | 29 years, 2 months 22-11 (20) | Pancrase | 1 | UD | WIN | |
17 | Aug 9, 1997 25 years 9-7-1 (3) | Osami Shibuya | Pancrase | 2 | UD | WIN | |
16 | Jul 21, 1997 25 years 8-7-1 (3) | Satoshi Hasegawa | Pancrase | 1 | TKO | WIN Knees | |
15 | Jul 21, 1997 25 years 7-7-1 (2) | Kousei Kubota | Pancrase | 1 | UD | WIN | |
14 | Jul 20, 1997 25 years 6-7-1 (2) | Les Johnston | Pancrase | 1 | SUB | WIN Guillotine choke | |
13  | Jun 30, 1997 24 years, 11 months 5-7-1 (1) | 29 years, 5 months 13-4-2 (7) | Pancrase | 1 | UD | LOSS | |
12 | May 24, 1997 24 years, 10 months 5-6-1 (1) | 20 years, 6 months 7-5-2 (4) | Pancrase | 1 | UD | DRAW | |
11 | Apr 27, 1997 24 years, 9 months 5-6 (1) | Taka Michinoku | Pancrase | 1 | SUB | WIN Keylock | |
10 | Mar 22, 1997 24 years, 8 months 4-6 (0) | 24 years, 9 months 14-11-2 (11) | Pancrase | 1 | UD | LOSS | |
9 | Feb 22, 1997 24 years, 7 months 4-5 (0) | Takafumi Ito | Pancrase | 1 | UD | WIN | |
8  | Jan 17, 1997 24 years, 6 months 3-5 (0) | 24 years, 5 months 3-3 (2) | Pancrase | 1 | UD | WIN | |
7 | Dec 15, 1996 24 years, 5 months 2-5 (0) | Wes Gassaway | Pancrase | 1 | UD | WIN | |
6 | Nov 9, 1996 24 years, 3 months 1-5 (0) | Yoshiki Takahashi | Pancrase | 1 | SUB | LOSS | |
5 | Oct 22, 1996 24 years, 3 months 1-4 (0) | 19 years, 11 months 3-3-2 (1) | Pancrase | 1 | SUB | LOSS | |
4 | Sep 7, 1996 24 years, 1 months 1-3 (0) | Katsuomi Inagaki | Pancrase | 1 | MD | LOSS | |
3 | Sep 7, 1996 24 years, 1 months 1-2 (0) | Osami Shibuya | Pancrase | 1 | SUB | LOSS | |
2 | Jul 23, 1996 24 years 1-1 (0) | 21 years 4-0-1 (1) | Pancrase | 1 | TKO | LOSS | |
1 | Jul 22, 1996 24 years 1-0 (0) | Satoshi Hasegawa | Pancrase | 1 | SD | WIN |
