Eh... knee?Hey, Dai-chan"Pizza"??Elbow.
In Japanese, "hiji".Now, this is!?...It's an elbow.Ahaha, tricked you!Elbow....? Pizza...Okay then. Pizza pizzaPizza pizza pizza...Ah ha ha haWhaat, Cirno-chan?...pizza!This is "knee"!!
"Hiza". See the trick?Say "pizza" ten times in a rowCirno-chaaan! Snap out of it!I got it right with "elbow"...