probably just because it’s fun to use foreign words as the name of things since you can have something sound like a name and not just a word but have a direct meaning or represent a concept.
also, weren’t (maybe it should be “aren’t”) the japanese heavy users of prolog?
> it’s fun to use foreign words as the name of things
Oh definitely! I wrote a FAT16 stack for an embedded system and called it "FutoiFS" (ha, ha) [1]. I think whimsy is a perfectly good reason. It sounded like the OP wanted a reason for choosing Japanese specifically, though, and I don't think such exists.
also, weren’t (maybe it should be “aren’t”) the japanese heavy users of prolog?