JLPT N1 · Japanese kanji
系 — lineage
- Reading
- ケイ
- Meaning
- lineage; system
- JLPT level
- N1
- Language
- Japanese
About this kanji
系 is a japanese kanji character commonly studied at the JLPT N1 level. Its primary reading is ケイ and it means lineage; system. 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.
系 appears in everyday japanese words such as 系 (system), 体系 (system) and 系統 (system).
Japanese words containing 系
Frequently asked questions
What does 系 mean in Japanese?
系 means lineage; system in Japanese. It is one of the JLPT N1 kanji every learner meets at that level.
How is 系 read?
系 is read ケイ. Reading it inside real words — 系 and 体系 and more — is the fastest way to remember it.
What level is 系 — is it JLPT N1?
Yes. 系 is on the official JLPT N1 kanji list, so it can appear in that exam's reading and vocabulary sections.
How do you use 系 in a word?
A common word containing 系 is 系 (けい) — "system". More examples are listed below, each with a one-tap dictionary entry.
How do I learn 系 effectively?
Read it in context. Import any Japanese article or video into InputDojo and every occurrence of 系 becomes a one-tap lookup with SRS flashcards, so you meet it in real sentences instead of a list.
More JLPT N1 kanji
Learn every JLPT kanji in context
InputDojo gives you the full JLPT N5–N1 kanji list — plus one-tap lookups in any real Japanese content. Free to start.
Start free