# Kenichi Hayakawa

Kenichi Hayakawa (早川 賢一, Hayakawa Ken'ichi, born 5 April 1986) is a retired Japanese badminton player. He has been a runner-up of the All England three times (2013, 2014 and 2016) along with his partner, Hiroyuki Endo. He competed at the 2010 and 2014 Asian Games.

## Career

Hayakawa won the first point in the 2014 Thomas Cup finals with Hiroyuki Endo beating 2004 World Junior Champions Hoon Thien How and Tan Boon Heong and lead the momentum for the Japanese team to claim the Thomas Cup for the first time, being the fourth nation to win Thomas cup after Indonesia, China and Malaysia.
On 31 March 2017, Hayakawa retired as a badminton player. He was appointed as the Japan national badminton team coach in 2017. Hayakawa stepped down as the national team coach in 2023 and became the men's team manager for BIPROGY.

## Achievements
### BWF World Championships

Men's doubles
| Year | Venue | Partner | Opponent | Score | Result |
| 2015 | Istora Senayan, Jakarta, Indonesia | Hiroyuki Endo | Liu Xiaolong Qiu Zihan | 16–21, 23–21, 20–22 | Bronze |

### Asian Championships

Men's doubles
| Year | Venue | Partner | Opponent | Score | Result |
| 2012 | Qingdao Sports Centre Conson Stadium, Qingdao, China | Hiroyuki Endo | Kim Gi-jung Kim Sa-rang | 12–21, 16–21 | Silver |
| 2013 | Taipei Arena, Taipei, Taiwan | Hiroyuki Endo | Kim Gi-jung Kim Sa-rang | 21–19, 13–21, 14–21 | Bronze |
Mixed doubles
| Year | Venue | Partner | Opponent | Score | Result |
| 2015 | Wuhan Sports Center Gymnasium, Wuhan, China | Misaki Matsutomo | Lee Chun Hei Chau Hoi Wah | 17–21, 19–21 | Bronze |

### BWF Superseries (7 runners-up)

The BWF Superseries, which was launched on 14 December 2006 and implemented in 2007, was a series of elite badminton tournaments, sanctioned by the Badminton World Federation (BWF). BWF Superseries levels were Superseries and Superseries Premier. A season of Superseries consisted of twelve tournaments around the world that had been introduced since 2011. Successful players were invited to the Superseries Finals, which were held at the end of each year.
Men's doubles
| Year | Tournament | Partner | Opponent | Score | Result |
| 2012 | China Masters | Hiroyuki Endo | Chai Biao Zhang Nan | 18–21, 17–21 | Runner-up |
| 2012 | World Superseries Finals | Hiroyuki Endo | Mathias Boe Carsten Mogensen | 17–21, 19–21 | Runner-up |
| 2013 | All England Open | Hiroyuki Endo | Liu Xiaolong Qiu Zihan | 11–21, 9–21 | Runner-up |
| 2013 | China Masters | Hiroyuki Endo | Ko Sung-hyun Lee Yong-dae | 23–25, 19–21 | Runner-up |
| 2014 | All England Open | Hiroyuki Endo | Mohammad Ahsan Hendra Setiawan | 19–21, 19–21 | Runner-up |
| 2014 | French Open | Hiroyuki Endo | Mathias Boe Carsten Mogensen | 21–18, 9–21, 7–21 | Runner-up |
| 2016 | All England Open | Hiroyuki Endo | Vladimir Ivanov Ivan Sozonov | 23–21, 18–21, 16–21 | Runner-up |
    BWF Superseries Finals tournament
    BWF Superseries Premier tournament
    BWF Superseries tournament

### BWF Grand Prix (3 titles, 5 runners-up)

The BWF Grand Prix had two levels, the Grand Prix and Grand Prix Gold. It was a series of badminton tournaments sanctioned by the Badminton World Federation (BWF) and played between 2007 and 2017.
Men's doubles
| Year | Tournament | Partner | Opponent | Score | Result |
| 2009 | German Open | Kenta Kazuno | Lee Yong-dae Shin Baek-cheol | 13–21, 16–21 | Runner-up |
| 2010 | Australian Open | Hiroyuki Endo | Kang Woo-kyum Park Tae-sang | 21–15, 21–16 | Winner |
| 2011 | Australian Open | Hiroyuki Endo | Naoki Kawamae Shoji Sato | 21–17, 21–18 | Winner |
| 2011 | Russian Open | Hiroyuki Endo | Naoki Kawamae Shoji Sato | 18–21, 17–21 | Runner-up |
| 2011 | Indonesia Grand Prix Gold | Hiroyuki Endo | Mohammad Ahsan Bona Septano | 13–21, 14–21 | Runner-up |
| 2012 | U.S. Open | Hiroyuki Endo | Yoshiteru Hirobe Kenta Kazuno | 21–15, 21–10 | Winner |
| 2014 | German Open | Hiroyuki Endo | Takeshi Kamura Keigo Sonoda | 19–21, 21–14, 14–21 | Runner-up |
Mixed doubles
| Year | Tournament | Partner | Opponent | Score | Result |
| 2012 | U.S. Open | Misaki Matsutomo | Tony Gunawan Vita Marissa | 13–21, 10–21 | Runner-up |
    BWF Grand Prix Gold tournament
    BWF Grand Prix tournament

### BWF International Challenge/Series (3 titles)

Men's doubles
| Year | Tournament | Partner | Opponent | Score | Result |
| 2007 | Banuinvest International | Kenta Kazuno | Julian Hristov Konstantin Dobrev | 21–10, 21–13 | Winner |
| 2007 | Victorian International | Kenta Kazuno | Chad Whitehead Mark Prior | 21–7, 21–15 | Winner |
Mixed doubles
| Year | Tournament | Partner | Opponent | Score | Result |
| 2010 | Osaka International | Shizuka Matsuo | Hirokatsu Hashimoto Mizuki Fujii | 21–14, 21–11 | Winner |
    BWF International Challenge tournament
    BWF International Series tournament