# Keiichiro Yamamiya

Keiichiro Yamamiya (born July 12, 1972) is a Japanese former professional mixed martial artist. A veteran of 90 fights who began his career in 1996 and last competed in 2015, he fought in the UFC, Pancrase, DEEP, and World Victory Road. He was the inaugural King of Pancrase Light Heavyweight Champion.

## Mixed martial arts career
### Ultimate Fighting Championship

Yamamiya signed with the UFC in 1999. He made his debut against Eugene Jackson at UFC 23 on November 19, 1999, and lost via first-round knockout. Yamamiya was then granted his release to return to Pancrase.

### Pancrase

Yamamiya's history with Pancrase goes back his professional debut in 1996, when he faced Satoshi Hasegawa at the 1996 Pancrase Neo-Blood Tournament. He won his debut by split decision. He then lost in the quarter-finals of the tournament, falling to now-MMA legend Yuki Kondo by TKO.
He faced Ryo Kawamura to become the Light Heavyweight King Of Pancrase at Pancrase: Shining 8 on October 1, 2008. He lost via unanimous decision.
On June 5, 2010, Yamamiya challenged Kengo Ura to become the Welterweight King Of Pancrase at Pancrase: Passion Tour 5. He lost the fight via split decision. Yamamiya faced Yuji Hisamatsu at Pancrase 250 on July 28, 2013. Though Yamamiya was the heavy favorite on multiple media scoring websites, Hisamatsu won a majority decision.

### DEEP

Yamamiya made his DEEP debut on January 8, 2001, when he faced Paulo Filho at DEEP: 1st Impact. He lost via second-round TKO. He faced Yuki Okano at DEEP: 65 Impact on March 22, 2014. Yamamiya was quickly taken down and submitted with a rear naked choke in the first round. Yamamiya faced UFC veteran Keita Nakamura at DEEP: 67 Impact on June 22, 2014. He lost the fight via TKO (punches) in the first round, putting Yamamiya at four losses in a row.

### Sengoku

Though not currently active for the promotion, Yamamiya signed a contract with Sengoku and made his debut against Alexandre Ribeiro at Sengoku 8 on May 2, 2009. He lost via third-round knockout.

## Championships and accomplishments

* Pancrase Hybrid Wrestling
** Pancrase Light Heavyweight Championship (One time, inaugural champion)
** 2013 Pancrase Neo Blood Tournament Finalist
** 2004 Pancrase Neo Blood Tournament Finalist
** 2000 Pancrase Light Heavyweight Championship Tournament Winner
** 1997 Pancrase Neo Blood Tournament Winner
** 1996 Pancrase Neo Blood Tournament Semi-Finalist
* Ultimate Fighting Championship
** UFC Encyclopedia Awards
*** Fight of the Night (One time) vs. Eugene Jackson

## Mixed martial arts record

Professional record breakdown :
| 90 matches | 45 wins | 35 losses |
| By knockout | 11 | 9 |
| By submission | 3 | 8 |
| By decision | 31 | 18 |
| Draws | 10 | 10 |
| Res. | Record | Opponent | Method | Event | Date | Round | Time | Location | Notes |
| Loss | 45–35–10 | Ikkei Nagamura | Decision (unanimous) | Pancrase: 264 | February 1, 2015 | 3 | 5:00 | Tokyo, Japan | Middleweight bout. |
| Loss | 45–34–10 | Kenta Takagi | KO (punch) | Pancrase: 261 | October 5, 2014 | 2 | 0:37 | Tokyo, Japan | |
| Loss | 45–33–10 | Keita Nakamura | TKO (punches) | DEEP: 67 Impact | June 22, 2014 | 1 | 4:13 | Tokyo, Japan | |
| Loss | 45–32–10 | Yuki Okano | Submission (rear naked choke) | DEEP: 65 Impact | March 22, 2014 | 1 | 4:53 | Tokyo, Japan | Return to Welterweight. |
| Loss | 45–31–10 | Eiji Ishikawa | Decision (unanimous) | Grabaka: Grabaka Live! 3 | October 27, 2013 | 2 | 5:00 | Tokyo, Japan | Open-weight bout. |
| Loss | 45–30–10 | Yuji Hisamatsu | Decision (majority) | Pancrase 250: 2013 Neo-Blood Tournament Finals | July 28, 2013 | 2 | 5:00 | Tokyo, Japan | |
| Win | 45–29–10 | Daijiro Matsui | Decision (points) | U-Spirits: U-Spirits Again | March 9, 2013 | 1 | 15:00 | Tokyo, Japan | |
| Loss | 44–29–10 | Will Noland | Decision (unanimous) | Pancrase 245 | February 3, 2013 | 3 | 5:00 | Tokyo, Japan | |
| Win | 44–28–10 | Ikkei Nagamura | KO (flying knee) | Pancrase: Progress Tour 14 | December 1, 2012 | 1 | 1:26 | Tokyo, Japan | Return to Middleweight. |
| Win | 43–28–10 | Kenichi Yamamoto | Decision (unanimous) | Grabaka: Grabaka Live! 2 | October 27, 2012 | 2 | 5:00 | Tokyo, Japan | |
| Loss | 42–28–10 | Takenori Sato | Decision (unanimous) | Pancrase: Progress Tour 10 | September 1, 2012 | 3 | 5:00 | Tokyo, Japan | For the Pancrase Welterweight Championship. |
| Win | 42–27–10 | Yukinari Tamura | Decision (majority) | Pancrase: Progress Tour 1 | January 28, 2012 | 2 | 5:00 | Tokyo, Japan | |
| Win | 41–27–10 | Shingo Suzuki | KO (punches) | Pancrase: Impressive Tour 13 | December 3, 2011 | 1 | 4:24 | Tokyo, Japan | |
| Win | 40–27–10 | Yoshihisa Yamamoto | Decision (unanimous) | Grabaka Live: 1st Cage Attack | October 15, 2011 | 2 | 5:00 | Tokyo, Japan | |
| Win | 39–27–10 | Ichiro Kanai | Decision (majority) | Pancrase: Impressive Tour 8 | August 7, 2011 | 2 | 5:00 | Tokyo, Japan | |
| Draw | 38–27–10 | Kosei Kubota | Draw | Pancrase: Impressive Tour 1 | February 6, 2011 | 2 | 5:00 | Tokyo, Japan | |
| Loss | 38–27–9 | Masahiro Toryu | KO (head kick) | Pancrase: Passion Tour 11 | December 5, 2010 | 1 | 4:51 | Tokyo, Japan | |
| Win | 38–26–9 | Hoon Kim | Decision (majority) | Pancrase: Passion Tour 7 | August 8, 2010 | 2 | 5:00 | Tokyo, Japan | |
| Loss | 37–26–9 | Kengo Ura | Decision (split) | Pancrase: Passion Tour 5 | June 5, 2010 | 3 | 5:00 | Tokyo, Japan | Welterweight debut. For the vacant Pancrase Welterweight Championship. |
| Win | 37–25–9 | Takenori Sato | Decision (majority) | Pancrase: Passion Tour 3 | April 4, 2010 | 2 | 5:00 | Tokyo, Japan | |
| Loss | 36–25–9 | Yuji Hisamatsu | Decision (majority) | Pancrase: Passion Tour 1 | February 7, 2010 | 3 | 5:00 | Tokyo, Japan | |
| Win | 36–24–9 | Ryuji Ohori | KO (punch) | Pancrase: Changing Tour 3 | June 7, 2009 | 1 | 1:01 | Tokyo, Japan | |
| Loss | 35–24–9 | Alexandre Ribeiro | KO (punch) | World Victory Road Presents: Sengoku 8 | May 2, 2009 | 3 | 0:51 | Tokyo, Japan | |
| Loss | 35–23–9 | Ryo Kawamura | Decision (unanimous) | Pancrase: Shining 8 | October 1, 2008 | 3 | 5:00 | Tokyo, Japan | Return to Light Heavyweight. For the Pancrase Light Heavyweight Championship. |
| Win | 35–22–9 | Hiromitsu Kanehara | Decision (unanimous) | Pancrase: Shining 5 | June 1, 2008 | 3 | 5:00 | Tokyo, Japan | Middleweight debut. |
| Win | 34–22–9 | Yuki Kondo | Decision (majority) | Pancrase: Shining 3 | April 27, 2008 | 3 | 5:00 | Tokyo, Japan | |
| Win | 33–22–9 | Ryo Kawamura | Decision (unanimous) | Pancrase: Rising 10 | December 22, 2007 | 3 | 5:00 | Tokyo, Japan | |
| Draw | 32–22–9 | Carlos Toyota | Draw | MARS 6: Rapid Fire | December 22, 2006 | 2 | 5:00 | Yokohama, Japan | |
| Loss | 32–22–8 | Mikko Rupponen | Decision (unanimous) | FF 17: Fight Festival 17 | March 25, 2006 | 3 | 5:00 | Helsinki, Finland | |
| Loss | 32–21–8 | Dae Won Kim | Decision (unanimous) | DEEP: 20th Impact | September 3, 2005 | 2 | 5:00 | Tokyo, Japan | |
| Loss | 32–20–8 | Nilson de Castro | Decision (unanimous) | Pancrase: Spiral 2 | March 6, 2005 | 3 | 5:00 | Yokohama, Japan | |
| Loss | 32–19–8 | Gustavo Machado | Submission (heel hook) | Pancrase: Brave 11 | November 26, 2004 | 3 | 1:20 | Tokyo, Japan | |
| Win | 32–18–8 | Chael Sonnen | Decision (majority) | Pancrase: 2004 Neo-Blood Tournament Final | July 25, 2004 | 3 | 5:00 | Tokyo, Japan | |
| Win | 31–18–8 | Kozo Urita | Decision (unanimous) | Pancrase: Brave 5 | May 28, 2004 | 2 | 5:00 | Tokyo, Japan | |
| Draw | 30–18–8 | Bret Bergmark | Draw | Pancrase: Hybrid 11 | December 21, 2003 | 3 | 5:00 | Tokyo, Japan | |
| Draw | 30–18–7 | Keith Jardine | Draw | Pancrase: Hybrid 8 | October 4, 2003 | 2 | 5:00 | Osaka, Japan | |
| Win | 30–18–6 | Nate Marquardt | Decision (unanimous) | Pancrase: 2003 Neo-Blood Tournament Second Round | July 27, 2003 | 3 | 5:00 | Tokyo, Japan | |
| Loss | 29–18–6 | Nilson de Castro | TKO (punches) | Pancrase: Hybrid 6 | June 7, 2003 | 1 | 4:00 | Tokyo, Japan | |
| Draw | 29–17–6 | Tsuyoshi Kurihara | Draw | Pancrase: Hybrid 4 | April 12, 2003 | 2 | 5:00 | Tokyo, Japan | |
| Loss | 29–17–5 | Akihiro Gono | TKO (punches) | Pancrase: Spirit 9 | December 21, 2002 | 3 | 3:49 | Tokyo, Japan | |
| Win | 29–16–5 | Eiji Ishikawa | Decision (majority) | Pancrase: 2002 Anniversary Show | September 29, 2002 | 3 | 5:00 | Yokohama, Japan | |
| Win | 28–16–5 | Mitsuyoshi Sato | TKO (punches) | Pancrase: 2002 Neo-Blood Tournament Second Round | July 28, 2002 | 3 | 2:52 | Tokyo, Japan | |
| Win | 27–16–5 | Ichiro Kanai | TKO (punches) | Pancrase: Spirit 4 | May 11, 2002 | 1 | 3:51 | Osaka, Japan | |
| Win | 26–16–5 | Sumio Koyano | KO (punches) | Pancrase: Spirit 3 | March 25, 2002 | 1 | 0:31 | Tokyo, Japan | |
| Loss | 25–16–5 | Yuki Sasaki | Submission (armbar) | Pancrase: Spirit 1 | January 27, 2002 | 1 | 4:29 | Tokyo, Japan | |
| Loss | 25–15–5 | Akihiro Gono | Decision (unanimous) | Pancrase: Proof 6 | October 30, 2001 | 3 | 5:00 | Tokyo, Japan | |
| Win | 25–14–5 | Hikaru Sato | Decision (unanimous) | Zero1: Shingeki Chapter 2 | August 30, 2001 | 2 | 5:00 | Tokyo, Japan | |
| Win | 24–14–5 | Yoshinori Kawasaki | TKO (punches) | Pancrase: 2001 Neo-Blood Tournament Second Round | July 29, 2001 | 1 | 4:04 | Tokyo, Japan | |
| Loss | 23–14–5 | Paulo Filho | KO (punches) | DEEP: 1st Impact | January 8, 2001 | 2 | 0:29 | Nagoya, Japan | |
| Win | 23–13–5 | Denis Kang | Decision (majority) | Pancrase: Trans 7 | December 4, 2000 | 2 | 3:00 | Tokyo, Japan | |
| Win | 22–13–5 | Ikuhisa Minowa | Decision (unanimous) | Pancrase: 2000 Anniversary Show | September 24, 2000 | 2 | 3:00 | Yokohama, Japan | Won the 2000 Pancrase Light Heavyweight Championship Tournament and the inaugural Pancrase Light Heavyweight Championship. |
| Win | 21–13–5 | Omar Bouiche | Submission (guillotine choke) | Pancrase: 2000 Anniversary Show | September 24, 2000 | 1 | 6:46 | Yokohama, Japan | 2000 Pancrase Light Heavyweight Championship Tournament Semifinals. |
| Win | 20–13–5 | Naohisa Kawamura | Decision (unanimous) | Pancrase: Trans 4 | June 26, 2000 | 1 | 10:00 | Tokyo, Japan | 2000 Pancrase Light Heavyweight Championship Tournament Quarterfinals. |
| Win | 19–13–5 | Kousei Kubota | Decision (majority) | Pancrase: Trans 4 | June 26, 2000 | 1 | 10:00 | Tokyo, Japan | 2000 Pancrase Light Heavyweight Championship Tournament Opening Round. |
| Win | 18–13–5 | Chris Lytle | Decision (unanimous) | Pancrase: Trans 1 | January 23, 2000 | 1 | 10:00 | Tokyo, Japan | |
| Loss | 17–13–5 | Eugene Jackson | KO (punch) | UFC 23 | November 19, 1999 | 3 | 3:12 | Tokyo, Japan | Light Heavyweight debut. |
| Win | 17–12–5 | Leon Dijk | TKO | Pancrase: Breakthrough 7 | July 6, 1999 | 1 | 2:05 | Tokyo, Japan | |
| Loss | 16–12–5 | Kiuma Kunioku | Decision (lost points) | Pancrase: Breakthrough 5 | May 23, 1999 | 1 | 15:00 | Nagoya, Japan | |
| Win | 16–11–5 | Yuhi Sano | TKO (strikes) | Pancrase: Breakthrough 3 | March 9, 1999 | 1 | 10:43 | Tokyo, Japan | |
| Draw | 15–11–5 | Jeremy Horn | Draw | Pancrase: Advance 12 | December 19, 1998 | 1 | 15:00 | Tokyo, Japan | |
| Win | 15–11–4 | Jason DeLucia | Decision (lost points) | Pancrase: Advance 10 | October 26, 1998 | 1 | 15:00 | Tokyo, Japan | |
| Win | 14–11–4 | Satoshi Hasegawa | Decision (majority) | Pancrase: 1998 Neo-Blood Tournament Second Round | July 26, 1998 | 1 | 15:00 | Aomori, Japan | |
| Loss | 13–11–4 | Osami Shibuya | Decision (unanimous) | Pancrase: 1998 Neo-Blood Tournament Opening Round | July 7, 1998 | 1 | 20:00 | Tokyo, Japan | |
| Draw | 13–10–4 | Ryushi Yanagisawa | Draw | Pancrase: Advance 8 | June 21, 1998 | 2 | 3:00 | Kobe, Japan | |
| Win | 13–10–3 | Takafumi Ito | TKO | Pancrase: Advance 6 | May 12, 1998 | 2 | 1:35 | Tokyo, Japan | |
| Loss | 12–10–3 | Yuki Kondo | Decision (majority) | Pancrase: Advance 5 | April 26, 1998 | 1 | 20:00 | Yokohama, Japan | |
| Win | 12–9–3 | Minoru Suzuki | Decision (majority) | Pancrase: Advance 3 | March 1, 1998 | 1 | 20:00 | Kobe, Japan | |
| Draw | 11–9–3 | Ryushi Yanagisawa | Draw | Pancrase: Advance 2 | February 6, 1998 | 1 | 10:00 | Yokohama, Japan | |
| Loss | 11–9–2 | Osami Shibuya | Submission (toe hold) | Pancrase: Advance 1 | January 16, 1998 | 1 | 17:31 | Tokyo, Japan | |
| Loss | 11–8–2 | Bas Rutten | Submission (rear naked choke) | Pancrase: Alive 11 | December 20, 1997 | 1 | 4:58 | Yokohama, Japan | |
| Win | 11–7–2 | Takafumi Ito | Decision (unanimous) | Pancrase: Alive 10 | November 16, 1997 | 2 | 3:00 | Kobe, Japan | |
| Draw | 10–7–2 | Tra Telligman | Draw | Pancrase: Alive 9 | October 29, 1997 | 2 | 3:00 | Tokyo, Japan | |
| Win | 10–7–1 | Minoru Suzuki | Decision (lost points) | Pancrase: 1997 Anniversary Show | September 6, 1997 | 1 | 20:00 | Tokyo, Japan | |
| Win | 9–7–1 | Osami Shibuya | Decision (1-0) | Pancrase: Alive 8 | August 9, 1997 | 2 | 3:00 | Osaka, Japan | |
| Win | 8–7–1 | Satoshi Hasegawa | TKO (knees) | Pancrase: 1997 Neo-Blood Tournament, Round 2 | July 21, 1997 | 1 | 5:50 | Tokyo, Japan | Won the 1997 Neo Blood Tournament. |
| Win | 7–7–1 | Kousei Kubota | Decision (lost points) | Pancrase: 1997 Neo-Blood Tournament, Round 2 | July 21, 1997 | 1 | 10:00 | Tokyo, Japan | 1997 Neo Blood Tournament Semifinal. |
| Win | 6–7–1 | Les Johnston | Submission (guillotine choke) | Pancrase: 1997 Neo-Blood Tournament, Round 1 | July 20, 1997 | 1 | 4:07 | Tokyo, Japan | 1997 Neo Blood Tournament First Round. |
| Loss | 5–7–1 | Guy Mezger | Decision (lost points) | Pancrase: Alive 7 | June 30, 1997 | 1 | 15:00 | Hakata, Fukuoka, Japan | |
| Draw | 5–6–1 | Kiuma Kunioku | Draw | Pancrase: Alive 5 | May 24, 1997 | 1 | 10:00 | Kobe, Japan | |
| Win | 5–6 | Taka Michinoku | Submission (keylock) | Pancrase: Alive 4 | April 27, 1997 | 1 | 7:36 | Tokyo, Japan | |
| Loss | 4–6 | Ryushi Yanagisawa | Decision (lost points) | Pancrase: Alive 3 | March 22, 1997 | 1 | 10:00 | Nagoya, Japan | |
| Win | 4–5 | Takafumi Ito | Decision (lost points) | Pancrase: Alive 2 | February 22, 1997 | 1 | 15:00 | Tokyo, Japan | |
| Win | 3–5 | Brian Gassaway | Decision (lost points) | Pancrase: Alive 1 | January 17, 1997 | 1 | 10:00 | Tokyo, Japan | |
| Win | 2–5 | Wes Gassaway | Decision (unanimous) | Pancrase: Truth 10 | December 15, 1996 | 1 | 10:00 | Tokyo, Japan | |
| Loss | 1–5 | Yoshiki Takahashi | Submission | Pancrase: Truth 9 | November 9, 1996 | 1 | 7:12 | Kobe, Japan | |
| Loss | 1–4 | Kiuma Kunioku | Submission | Pancrase: Truth 8 | October 22, 1996 | 1 | 1:38 | Tokyo, Japan | |
| Loss | 1–3 | Katsuomi Inagaki | Decision (majority) | Pancrase: 1996 Anniversary Show | September 7, 1996 | 1 | 10:00 | Tokyo, Japan | |
| Loss | 1–2 | Osami Shibuya | Submission | Pancrase: 1996 Anniversary Show | September 7, 1996 | 1 | 6:48 | Tokyo, Japan | |
| Loss | 1–1 | Yuki Kondo | TKO | Pancrase: 1996 Neo-Blood Tournament, Round 2 | July 23, 1996 | 1 | 6:16 | Tokyo, Japan | 1996 Neo Blood Tournament Semifinals. |
| Win | 1–0 | Satoshi Hasegawa | Decision (split) | Pancrase: 1996 Neo-Blood Tournament, Round 1 | July 22, 1996 | 1 | 10:00 | Tokyo, Japan | 1996 Neo Blood Tournament Opening Round. |