Hiroshima Style Okonomiyaki (Japanese Layered Pancakes)

all-purpose flour ((187g))

salt

water ((300ml))

vegetable oil

katsuobushi ((shaved bonito flakes, crushed))

cabbage ((thinly sliced) (450g))

strips bacon ((cut into halves))

package yakisoba ((17 oz/480g))

mirin ((Japanese cooking rice wine))

okonomiyaki sauce ((240ml))

shrimps ((peeled and deveined) (170g))

large eggs

Aonori ((finely shredded green seaweed))

green onions ((thinly sliced))