Rinse the rice and soak it in water for 1 hour.

Drain the rice and add it to the rice cooker. Add water up to just below the 3-cup line. Add the sugar and salt, then start the rice cooker.

When the rice is done, mash about half of it with a pestle.

Spread some anko on a piece of plastic wrap, place some rice on top, and wrap it up.

For the kinako version, wrap the rice in plastic wrap, add anko inside, and coat with roasted soybean flour (kinako).

Make the anko (sweet red bean paste).

Quickly rinse the adzuki beans and put them in the rice cooker.

Add water up to the 3-cup line, then start the rice cooker.

When done, add the sugar and salt, mix, and start the rice cooker again.

When finished, mash the adzuki beans while mixing.