> For whatever reason I've never heard wakaremasen (can't understand) but only don't understand (wakarimasen). One of my teachers explained to me that "wakaru"

> For whatever reason I've never heard wakaremasen (can't understand) but only don't understand (wakarimasen). One of my teachers explained to me that "wakaru" (to understand) already has the implicit meaning of "able to" in the word itself, so you should never use the potential form. Searches[1][2] for "分かる 可能形" seem to agree. [1]: https://hinative.com/ja/questions/2884450 https://hinative.com/ja/questions/2884450 [2]: https://detail.chiebukuro.yahoo.co.jp/qa/question_detail/q1415155924 https://detail.chiebukuro.yahoo.co.jp/qa/question_detail/q14...