Since you probably tested your created cheats you know this allready!
Yes, you seem to have figured it out pandaguin.

Don't post your method yet, give hijokomi a chance to guess right aswell

EU Boss Code

Nobody posted this here yet. (Now I'll have to add you to the credits)
Did you do your homework and found the 'lucky number' for the J->E conversion?
Impressive!
Be aware that this method won't work with every cheat from every game,
but with most of them

. If you have 'the correct lucky number'
Oh and there is no need to use an internet calculator!
Since most people here probably use windows.
There is a calculator that comes with windows!
All you need to do is switch it into scientific mode
I guess it's time for another update soon. Stay tuned everybody