Wash rice and pour water out. Repeat 2 more times. Place rice in a rice cooker pot, and add water to the line for 2 cup-rice. Add Kombu dried kelp and 1 tsp salt and stir. Let it soak for 30 minutes.
Cook rice in regular white rice mode on rice cooker.
While cooking rice, boil raw green peas with 2 pinches of salt in a pot for a minute or two. Strain water.
When rice is done, discard Kombu, add cooked peas to the rice, and mix.