Wash rice and place it in the rice cooker
Add the soy sauce and sake to the rice. Add water and fill up to the 2 cup line. Give it a quick stir.
Add in the corn kernels (do not mix in). Close the rice cooker and start normally.
Once the rice cooker completes the cook cycle, open the rice cooker, add butter and salt & pepper (to taste) and mix well.
Top with green onions or topping of choice. Serve and enjoy!