Gon Freecss is the main series protagonist, an athletic, naïve, and friendly boy who becomes Hunter to search for his estranged father Ging. After becoming a licensed Hunter, Gon gains Killua as a traveling companion as learn about Nen from Wing and later train further under Biscuit Krueger. Gon's Nen affinity is Enhancement, developing his "Ja Jan Ken" fighting style after rock-paper-scissors. However, Gon loses his ability to use Nen following his battle with the Chimera Ant Neferpitou.