Finely chop cabbage and green onion.
Mix eggs, flour, and water to make the batter.
Add vegetables and pork to the batter and combine.
Grease the pan with oil and spread the batter evenly.
Cook both sides on medium heat until golden brown.
Drizzle okonomiyaki sauce and mayonnaise over the finished okonomiyaki.
Top with bonito flakes and seaweed powder to finish.