2016 Polish Open Highlights: Koki Niwa/Maharu Yoshimura vs Yuya Oshima/M.Morizono (Final)

Polish Open 2013 Highlights: Zhou Yu vs Koki Niwa

2017 Austrian Open Highlights: Lin Gaoyuan vs Koki Niwa (1/4)

Harmony China Open 2013 Highlights: Ma Long/Xu Xin vs Kenta Matsudaira/Koki Niwa (Final)

Harmony China Open 2013 Highlights: Ma Long vs Koki Niwa (1/2 Final)

Japan Open 2013 Highlights: Koki Niwa vs Patrick Franziska (Round 3)

Tomokazu Harimoto/Koki Niwa vs Jeoung Youngsik/Lee Sangsu | 2019 ITTF Korea Open Highlights (1/4)

Tomokazu H./Koki Niwa vs Patrick F./Ricardo Walther | 2019 ITTF Australian Open Highlights (R16)

2017 India Open Highlights: Koki Niwa vs Harmeet Desai (R16)

Russian Open 2014 Highlights: Koki Niwa Vs Liam Pitchford (Round Of 16)

Spanish Open 2015 Highlights: LI Ping vs NIWA Koki (1/8)

Czech Open 2014 Highlights: Jin Ueda/Maharu Yoshimura VS Koki Niwa/Kenta Matsudaira

Japan Open 2013 Highlights: Koki Niwa/Kenta Matsudaira vs Maharu Yoshimura/Ueda Jin (Final)

Japan Open 2013 Highlights: Koki Niwa vs Thomas Keinath (Round 2)

Korea Open 2015 Highlights: JOO Saehyuk vs NIWA Koki (1/2)

2016 Qatar Open Highlights: Ma Long/Xu Xin vs Koki Niwa/Maharu Yoshimura (R1)

2018 Qatar Open Highlights I Koki Niwa vs Achanta Sharath Kamal (R32)

2017 Austrian Open Highlights: Koki Niwa/Jin Ueda vs Ruwen Filus/Ricardo Walther (Final)

2016 Qatar Open Highlights: Zhang Jike/Fan Zhendong vs Koki Niwa/Maharu Yoshimura (Final)

China Open 2014 Highlights: Koki Niwa Vs Chuang Chih Yuan (Round Of 16)

Point of the Day 2 presented by STIGA | Koki Niwa | 2019 Hong Kong Open

Koki Niwa Training | Liebherr 2019 World Table Tennis Championships

Slowmotion Analysis - Fan Zhendong VS Koki Niwa - Push Long - 2017 WTTC

DHS ITTF Top 10 - 2018 Japan Open

DHS ITTF Top 10 - 2018 China Open

Zhang Jike vs Tomokazu Harimoto | 2018 Japan Open Highlights (Final)

Ito Mima vs Wang Manyu | 2018 Japan Open Highlights (Final)

Jeoung Youngsik/Lee Sangsu vs Liang Jingkun/Zhou Kai | 2018 Japan Open Highlights (Final)

Chen Xingtong vs Ito Mima | 2018 Japan Open Highlights (1/2)