Tekari - you are right. I am a Korean-American. kekkeke.
We (Koreans) use
Kekkeke,
hehehhe,
hohohoho.
hahahaha,
kukukuku,
for laughing sound.
Maybe those are weird to y'all but me.
NO, NO. I am not in the Booya family.
Acutally, I do not even know about Booya at all.
BTW, thanks for all of your responese.