Christoph Negritu and Rei Sakamoto will play each other in the final of the Yokkaichi…

Shintaro Mochizuki and Rei Sakamoto will square off in the semifinal of the Yokkaichi Challenger…

Kaichi Uchida and Rei Sakamoto will clash against each other in the quarter of the…

Naoki Nakagawa and Rei Sakamoto will fight against each other in the 2nd round of…

Philip Henning and Rei Sakamoto will clash against each other in the 1st round of…

Pedro Sakamoto and Diego Dedura-Palomero will fight against each other in the 1st round of…

Yuta Shimizu and Rei Sakamoto will fight against each other in the quarter of the…

Tomas Barrios Vera and Pedro Sakamoto will face off in the 2nd round of the…

Federico Cina and Rei Sakamoto will play each other in the 2nd round of the…

Pedro Sakamoto and Pedro Boscardin Dias will clash against each other in the 1st round…