The way you talk makes me hopeful! I'll be praying for your good fortunes!Ugh! Look out, Mistress Oichi! There's a ghoul of a decapitated head behind you!EEEK!!!It can tolerate being cut until the count of three!Urgh... I'm not good with foreign languages. I'll grant it a name that matches the nature of this land.Hahahah!! Since Eevee and I have become the lords of a nation, we'll bring peace to this war-torn era by defeating Nobunaga!Hiyah! I've killed the ghoul!!NOOOOO!!!It's rather complex, I think...Inou いのう means pocketUm... In short, both Jigglypuff and Eevee are called Pokémon, not "spooky monsters."To be exact, they are creatures called Pocket Monsters, which can fit inside a pocket.How about something like Ghoulmon by combining the two terms Ghoul and Pokémon?
Youkai妖怪 and Bakemon(o)バケモン(化け物) originally mean monster.This one is called Jigglypuff, a Pokémon just like your Eevee.Although it's called a Pokémon...The Decapitated Head Balloon GhoulWhat are you saying? I've lived with this guy since childhood, and it's a rabbit. Not some 'spooky monster'.
a pun between "pokemon" and "bakemon"