Grease the bottom of a half baking sheet with 1 tablespoon of avocado oil.
Scoop the rice onto the baking sheet, press it down firmly, and cover with plastic wrap. Refrigerate for 1 hour or overnight.
Drizzle the top of the rice with 1 tablespoon of avocado oil and ½ tablespoon of sesame oil. Season with 1 teaspoon of sea salt.
Preheat the oven to 475ºF and bake the rice for 7-10 minutes until crispy.
Toss cucumbers with soy sauce and set aside. Prepare nori salad by mixing green onions, nori, rice vinegar, sesame oil, sesame seeds, and salt in a bowl.
Spread cucumbers over the crispy rice, top with ginger, then salmon, and finally the nori salad. Drizzle with kewpie.
Let it cool for 10 minutes before cutting into pieces and serving.