Career
As of May 2015, Kou is ranked northern 58 in the world by the International Table Tennis Federation (ITTF). Kou is also right-handed, and uses the offensive, shakehand grip.
Kou represented his adopted nation Ukraine at the 2008 Summer Olympics in Beijing, where he competed in the men"s singles.
He lost the preliminary round match to Congo"s Suraju Saka, with a set score of 1–4.