Just come to the Netherlands. It's no kobe beef but we have delicious croquettes (Kroketten, here).
https://www.google.com/search?q=croquetas+de+ternera&oq=croq...
Once you are reasonably drunk, they will find you. Get ‘em on a soft white roll with mustard. Then, you smash em in the sammich. Irritatingly delicious, if you ask me.
DONT ASK WHAT IS IN THEM.
Other Japanese croquette styles use potato and pork, curry rice with beef, or crab and white sauce.
Some are made broad and flat like a schnitzel or crab cake and others are more rounded and oblong.