Grand Slam Tokyo 2013: Riki Nakaya (JPN) - Denis Iartcev (RUS)
Judo Grand Slam Tokyo 2013: Riki NAKAYA (JPN) - Gui-Man BANG (KOR) Final [-73kg]
Judo Grand Slam Tokio 2010: Final -73kg Yuki Nishiyama (JPN) - Riki Nakaya (JPN)
Riki Nakaya (JPN) - Yuki Nishiyama (JPN) [-73kg] semi-final
Judo Grand Slam Tokyo 2013: Marti MALLOY (USA) - Nae UDAKA (JPN) Final [-57kg]
Judo Grand Slam Tokio 2010: Final -81kg Takahiro Nakai (JPN) - Masahiro Takamatsu (JPN)
Judo Grand Slam Tokyo 2013: Kim POLLING (NED) - Chizuru ARAI (JPN) Final [-70kg]
GS TOKYO 2011 73 SF NAKAYA Riki JPN AKIMOTO Hiroyuki JPN
Judo Grand Slam Tokyo 2013: Suk Woong HONG (KOR) - Takahiro NAKAI (JPN) Bronze [-81kg]
World Judo Championships Rio 2013 -73kg NAKAYA Riki (JPN) - SOROKA Volodymyr (UKR)
Maxim Rakov (KAZ) - Yusuke Kumashiro (JPN) [-100kg]
Judo Grand Slam Tokyo 2013: Erika MIRANDA (BRA) - Yuki HASHIMOTO (JPN) Final [-52kg]
Riki Nakaya THE COMPILATION
Judo Grand Slam Baku 2017 Final -73kg NAKAYA Riki (JPN) vs. GANBAATAR Odbayar (MGL)
Jin Hwan Seo (KOR) - Toru Shishime (JPN) [-60kg]
Judo Grand Slam Tokyo 2013: Ami KONDO (JPN) - Urantsetseg MUNKHBAT (MGL) Final [-48kg]
JUDO 2011 World Championships: Hiroyuki Akimoto (JPN) - Riki Nakaya (JPN)
Judo Grand Slam Tokyo 2013: Masyu BEIKER (JPN) - Kyu-Won LEE (KOR) Final [-90kg]
Grand Slam Tokyo 2013: Denis Iartcev (RUS) - Marcelo Contini (BRA)
Riki Nakaya (JPN) - Ki-Chun Wang (KOR) [-73kg] final
![Judo Grand Slam Tokyo 2013: Riki NAKAYA (JPN) - Gui-Man BANG (KOR) Final [-73kg]](https://img.youtube.com/vi/oQj9xqR5Fjk/0.jpg)
![Riki Nakaya (JPN) - Yuki Nishiyama (JPN) [-73kg] semi-final](https://img.youtube.com/vi/fwWTIfmchmo/0.jpg)
![Judo Grand Slam Tokyo 2013: Marti MALLOY (USA) - Nae UDAKA (JPN) Final [-57kg]](https://img.youtube.com/vi/qb3jcRXwoeI/0.jpg)
![Judo Grand Slam Tokyo 2013: Kim POLLING (NED) - Chizuru ARAI (JPN) Final [-70kg]](https://img.youtube.com/vi/TiCHWZCGPt0/0.jpg)
![Judo Grand Slam Tokyo 2013: Suk Woong HONG (KOR) - Takahiro NAKAI (JPN) Bronze [-81kg]](https://img.youtube.com/vi/XkxHh8_1NBw/0.jpg)
![Maxim Rakov (KAZ) - Yusuke Kumashiro (JPN) [-100kg]](https://img.youtube.com/vi/lJQwekL_cfQ/0.jpg)
![Judo Grand Slam Tokyo 2013: Erika MIRANDA (BRA) - Yuki HASHIMOTO (JPN) Final [-52kg]](https://img.youtube.com/vi/4ZCirKZBLDg/0.jpg)
![Jin Hwan Seo (KOR) - Toru Shishime (JPN) [-60kg]](https://img.youtube.com/vi/_ay80-yG1tU/0.jpg)
![Judo Grand Slam Tokyo 2013: Ami KONDO (JPN) - Urantsetseg MUNKHBAT (MGL) Final [-48kg]](https://img.youtube.com/vi/q1F-6dgLoHk/0.jpg)
![Judo Grand Slam Tokyo 2013: Masyu BEIKER (JPN) - Kyu-Won LEE (KOR) Final [-90kg]](https://img.youtube.com/vi/C1NvSl6q6E8/0.jpg)
![Riki Nakaya (JPN) - Ki-Chun Wang (KOR) [-73kg] final](https://img.youtube.com/vi/ci9BZ1e1wOI/0.jpg)