N1: This level requires fluency in spoken and written Japanese. One must be able read and understand a variety of writings related to different circumstances. The N1 level requires the ability to comprehend all orally presented materials in a coherent and logical way.
N2: This level requires an advanced understanding of Japanese conversation on a wider range of topics and issues. One must also be able to read and understand a more extensive range of Kanji.
N3: This level requires a good understanding of formal and informal conversations. It also requires individuals to be able to read and write Japanese, as well as to understand a wider range of Kanji.
N4: This level requires understanding of basic everyday topics. Individuals should be able to communicate on a basic conversational level, as well as be able to read and understand basic Kanji.
N5: This level requires understanding of the most essential words and phrases in Japanese. Individuals should be able to interact with their surrounding on a very basic level, as well as to be able to read Hiragana and Katakana.