Shred all the veggies. Add vinegar, and everything through nori sheets keep aside for 10 minutes.
Sifft in the flours + baking powder into the bowl and mix in. Add a little water to make a mix that can spread. You might not need much as the veggies leak a lot of water depending on how you shred them.
Heat a pan over medium heat, add oil. Spread the batter to even it out into 1/4 to 1/2 inch thick pancake and cook for 5 to 7 minutes per side.
Serve with the tonkatsu sauce, vegan mayo and pickled ginger if you have some.
Tonkatsu sauce: Mix all the ingredients until well combined and serve.
Notes
For Variations: add chopped mushrooms, vegan coconut bacon, vegan sausage crumbles, other veggies. Nutritional values based on one serving