tsankyu
Another way of writing the more popular "sankyu", which is basically saying "thank you" with an asian accent. Used predominantly by people influenced by anime and asian cultures.
Kiyu: Hey Cha, could you please help me with this drawing. Something looks a bit "off".
Cha: Yeah, sure.
Kiyu: Yay! Tsankyu!
Cha: Yeah, sure.
Kiyu: Yay! Tsankyu!