(2015-12-20, 6:09 pm)pm215 Wrote: I guess it depends whether the underlying question is "supposing I'm this capable in Japanese, what level of JLPT would I be able to pass without having to prepare for it particularly?", or "if I've passed JLPT level X then what does that imply about my general competence in the language?". I think I'd agree with the benchmarks for the first question, but not for the second.
The JLPT has published a few things on this. I have found the following helpful.
Official JLPT Can-do List
Summary of Linguistic Competence Required for Each Level