A sexual move involving two people. One partner lays on their stomach while the other sits bare assed on their back and shits. The shitter must be making contact with their partner creating a pancake shaped stool.
Dan gave Nick a japanese pancake and it stuck in his back hair.
by captain blumpkin butt September 03, 2009
You get a Asian girl get a stick of butter rub it all over her and use it as lube then lay on top of her as you go anal on her.
Gave that girl Yuki the Japanese pancake last night.
by aneeshalot June 15, 2011