Yamahide aosa powdered seaweed
Every household that does japanese cooking should have a packet of this aosa is the type of seasoning that can and does go on most savoury japanese dishes sprinkled onto food it gives it an added seaweed kick with its fine powder flakes most popular on okonomiyaki takoyaki and yakisoba you can also use it on tororo shredded japanese vegetable natto fermented soy bean and rice balls the list is endless