In the final , he defeated No. 5 seed Takuto Niki of Japan 7 - 5 , 6 - 1 .
Couacaud defeated four seeds in his five victories , including top seed Shuichi Sekiguchi of Japan in the semifinals .
In the final , Couacaud defeated No. 5 seed Takuto Niki of Japan 7 - 5 , 6 - 1 .
Couacaud defeated four seeds in his five victories , including top seed Shuichi Sekiguchi of Japan in the semifinals .