Make the Katsu Curry

1. Pat dry the tofu and cut into thin slices.
2. In a bowl or deep plate, mix together the flour, baking powder, salt and water. In another bowl, add the panko breadcrumbs.
3. Coat the tofu in the first plate, then coat with breadcrumbs.
4. Fry the tofu in oil until both sides are golden and crispy.

Make the rice

1. Cook the sushi rice according to package instruction.
2. Add the mixture of rice vinegar and water to the rice and mix.

Prepare the other toppings

1. Cut the cucumber, carrot, and radish into thin slices.

Assemble the Tofu Katsu Onigirazu

1. Lay the nori on your working station (rough side up).
2. Add a spoonful of rice to the middle of the nori and use a spoon to shape it into a compact square.
3. Layer the other ingredients on top of the rice in the order that you like. I started with adding the tofu katsu, the sauce, cucumber, carrot, raddish. Lastly, add a thin layer of rice on top.
4. Fold all corners of the nori on top of the filling to wrap it tightly. You can wrap a baking paper or plastic wrap around the Onigirazu to make the wrap tighter.
5. Use a sharp knife to cut in half and enjoy!