JLPT: the Japanese-Language Proficiency Test
The JLPT, run by the Japan Foundation and the Japan Educational Exchanges and Services, is the most widely taken Japanese test. It has five levels, from N5 (basic) to N1 (advanced).
JLPT N5Nihongo Nōryoku Shiken N5The first milestone in JapaneseJLPT N4Nihongo Nōryoku Shiken N4Basic Japanese, completeJLPT N3Nihongo Nōryoku Shiken N3The bridge from textbook to real JapaneseJLPT N2Nihongo Nōryoku Shiken N2The working level of JapaneseJLPT N1Nihongo Nōryoku Shiken N1Advanced Japanese across a wide range of settings