← Kanji module
N4 · 12 strokes · — · Irodori #333 · Elementary 2 L7
開
open, unfold, unseal
Stroke diagrams © KanjiVG (CC BY-SA 3.0).
Readings
- On’yomi
- カイ
- Kun’yomi
- -びら・き、あ・く、あ・ける、ひら・き、ひら・く、ひら・ける
Example words
開
かい
open; beginning
開ける
あける
to open (a door, etc.); to unwrap (e.g. parcel, package)
開く
ひらく
to open; to undo
開始
かいし
start; commencement
Memory aids
Guided learn session →How to remember
Shape
A complex 12-stroke character meaning "open" — break it into smaller familiar components to remember it.
Components
Remember "open" (開) by connecting it to its Irodori vocabulary context.
Anchor word
開く (ひらく) — your first meeting with this kanji in Irodori.
Readings
First learned in 開く (ひらく) — recall the word to unlock the reading. Kun'yomi: -びら・き、あ・く、あ・ける、ひら・き、ひら・く、ひら・ける — often used in native Japanese words. On'yomi: カイ — common in compound words (熟語).