First, you have to beat the octopider boss in the Ocean Cave to get the PC Parts. Then you open the PC, find a QR Code you want to scan, and press A. You will get the level 1 version of that Denpa Man. If he dies, though, he will not appear at the spirit shrine. I hope this helps :)
style
ak47 and towel on head
No.
bob
There are codes I don't know them but if you go to cheatcc.com or ign.com you can find tips, hints, and yes cheats.
codes from club penguin toys have a code on them to get club penguin coins. they men the spy quest
it is unfindable
Black codes
just type the same one as fairies codes and see what it gives you! if nothing then, they have not made any :P
use the code: style
Well, the constitution states that all men are created equal. Obviously, with the black codes that's not so.
they only have codes for fairies b/c most people only have fairies on their accounts