[1] At the 2012 Summer Olympics he competed in the men's foil, but was defeated in the second round.

[2] Chida's father Kenichi was selected for the 1980 Summer Olympics in Moscow, but he could not attend the event due to Japan's boycott of the Games.

[3] He however made no attempt to push his son into fencing; Kenta chose the sport for himself during his first year at junior high school.

Chida made his breakthrough in 2006–07 season: he climbed his first World Cup podium with a bronze medal in the Tokyo World Cup, followed by another bronze in the Cairo Grand Prix.

At the 2008 Summer Olympics, he competed in the men's individual foil, finishing 11th, losing to Benjamin Kleibrink, the eventual champion, in the second round.