JLPT N4 · Japanese kanji
界 — world
- Reading
- カイ
- Meaning
- world; boundary
- JLPT level
- N4
- Language
- Japanese
About this kanji
界 is a japanese kanji character commonly studied at the JLPT N4 level. Its primary reading is カイ and it means world; boundary. To master it, see it in real Japanese content — import an article or YouTube video into InputDojo and every occurrence becomes a one-tap lookup.
界 appears in everyday japanese words such as 境界 (boundary), 限界 (limit) and 世界 (the world).
Japanese words containing 界
Frequently asked questions
What does 界 mean in Japanese?
界 means world; boundary in Japanese. It is one of the JLPT N4 kanji every learner meets at that level.
How is 界 read?
界 is read カイ. Reading it inside real words — 境界 and 限界 and more — is the fastest way to remember it.
What level is 界 — is it JLPT N4?
Yes. 界 is on the official JLPT N4 kanji list, so it can appear in that exam's reading and vocabulary sections.
How do you use 界 in a word?
A common word containing 界 is 境界 (きょうかい) — "boundary". More examples are listed below, each with a one-tap dictionary entry.
How do I learn 界 effectively?
Read it in context. Import any Japanese article or video into InputDojo and every occurrence of 界 becomes a one-tap lookup with SRS flashcards, so you meet it in real sentences instead of a list.
More JLPT N4 kanji
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