How much do you know? Okonomiyaki sauce

Speaking of Hiroshima's favorite sauce, otafuku sauce the most famous one, but there are actually various other types such as “carp sauce” and “mitsuwa sauce”.
If you try to taste them, you will understand how the taste is completely different. In October 2018, Otafuku Sauce has open an okonomiyaki experience studio inside JR Hiroshima Station” “Okosta” and now it's okonomiyaki boom !
That's why we would like to introduce some of the “okonomiyaki sauce” that is perfect for Hiroshima souvenirs.
Which sauce will you “like”?
(Note: If you add variations, there are still more types that can't be introduced, so please understand that point...)