The Kuro Pearl features solely the black buns, black cheese and a beef patty (which isn’t black), while the Kuro Diamond adds on familiar toppings, like lettuce, tomato and onions (which also aren’t black). Both variants have black ketchup, too.
i mean i love the japanese for doing crazy amazing things like this, but for me? omg i couldnt, its just not right. i feel like an extremist against gay marriage right now, cause u just cant change a burger like that!!