That's not the root of the problem. The root of the problem is that LLMs just can't constitute a punctually Japanese understanding of text like that guideline and speak in Japanese with native fluency no matter what. I just know this from knowing both sides of English-Japanese language pair. And I find that somewhat fascinating in a sense.

Wow. That's crazy. I would be very interested in a blog post on this subject if you ever wrote one. I wonder how this affects the perception of LLMs in Japan