Blame DnD for that.
>mfw absolutely brutal orc NRT, rape and murder are the one of the few things I truely enjoy in life
>'friendly' orc shit is now becoming increasingly common
Two nukes wasn't enough lads. They need another dose of radiation to get get them back on track.
Most Japanese fantasy cliches stem off misconceptions/poor translations from early western tRPGs.
In the case of pig orcs, it's because old D&D orcs actually *were* pig faced.
This is also where dog like kobolds (mistranslated) and over-sized weaponry (molding wasn't super great back then, so fine details (like hands and weapons) were done to a large scale than the rest of the miniature) come from.