Korea Open 2014 Highlights: Koki Niwa Vs Cho Seungmin (Round 1)

Tomokazu Harimoto/Koki Niwa vs An Jaehyun/Cho D. | 2019 ITTF Korea Open Highlights (R16)

2014 World Tour Grand Finals Highlights: CHO Eonrae vs NIWA Koki (Round Of 16)

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

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

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

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

Harmony China Open 2013 Highlights: Koki Niwa vs Kim Hyok Bong (Round 1)

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

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

2017 India Open Highlights: Koki Niwa vs Anthony Amalraj (R32)

Polish Open 2013 Highlights: Zhou Yu vs Koki Niwa

German Open 2016 Highlights: FEGERL Stefan vs NIWA Koki (R32)

2016 Japan Open Highlights: Ma Long/Xu Xin vs Koki Niwa/Maharu Yoshimura (1/4)

Koki Niwa/Mima Ito vs Lin Yun-Ju/Cheng I-Ching | 2019 ITTF China Open Highlights (1/2)

Liang Jingkun vs Cho Seungmin | 2019 ITTF Korea Open Highlights (R16)

Korea Open 2015 Highlights: JANG Woojin vs CHO Seungmin U21 (1/4)

Korea Open 2015 Highlights: JUNG Youngsik/KIM Minseok vs CHO Seungmin/KIM Minhyeok (FINAL)

2016 Korea Open Highlights: Kaii Yoshida vs Cho Seungmin (Pre)

Korea Open 2014 Highlights: Stephane Ouaiche Vs Cho Eonrae (Round 1)

Korea Open 2014 Highlights: Park Youngsook Vs Shan Xiaona (Round 1)

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

Koki Niwa Training | Liebherr 2019 World Table Tennis Championships

Koki Niwa vs Pucar Tomislav | 2019 World Championships Highlights (R16)

Koki Niwa vs Marcelo Aguirre | 2019 World Championships Highlights (R128)

Koki Niwa vs Jakub Dyjas | 2019 World Championships Highlights (R32)

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)