12 strokes
Jouyou kanji
Taught in 3rd grade
JLPT exam level N4

open, unfold, unseal

Kun'yomi
  • to open ②to bloom ③to hold (meeting, party, etc.) ④to found (nation, dynasty, sect, etc.) ⑤to flare (e.g. skirt) ⑥to slacken (into a poor posture)
  • opening ②dried and opened fish
  • -びら
  • to open out (of a view, scenery, etc.) ②to improve (of luck, prospects, etc.) ③to develop (of a town, civilization, etc.) ④to be sensible
  • to open (e.g. doors) ②to open (e.g. business, etc.) ③to open (one's eyes, mouth, etc.) ④to have a hole
  • to open (a door, etc.) ②to open (for business, etc.) ③to dawn ④to end (of a period, season)
On'yomi
  • カイ
Nanori
  • はる
  • ひらき

Main Radical

(KanXi)

Character Breakdown

open, unfold, unseal
カイ ひら.く あ.く (3rd, N4)
gate, counter for cannons
モン かど と (2nd, N2)
open, initiate, begin
one, one radical (no.1)
イチ いっ ひと- (1st, N5)
twenty, twenty or letter H radical (no. 55)
キョウ ク にじゅう (Kentei 1)

Common Words

to open ②to bloom ③to hold (meeting, party, etc.) ④to found (nation, dynasty, sect, etc.) ⑤to flare (e.g. skirt) ⑥to slacken (into a poor posture)
to open (a door, etc.) ②to open (for business, etc.) ③to dawn ④to end (of a period, season)
development ②expansion ③sharing (information)
holding (a conference, exhibition, etc.)
to cut open ②to clear (land) ③to carve out (a new career, future, etc.)
More Words...

References

Unicode hex code 958B
JIS X 0208 1-19-11
Nelson, A. Classic Nelson 4950
Haig, J. New Nelson Japanese-English Character Dictionary 6393
Halpern, J. New Japanese-English Character Dictionary 3321
Halpern, J. Kodansha Kanji Dictionary 4121
Halpern, J. Kanji Learners Dictionary (Kodansha) 2092
Halpern, J. Kanji Learners Dictionary (Kodansha), 2nd edition (2013) 2835
Heisig, J. Remembering The Kanji 1622
Heisig, J. Remembering The Kanji, Sixth Ed. 1750
Gakken A New Dictionary of Kanji Usage 80
O'Neill, P.G. Japanese Names 1821
O'Neill, P.G. Essential Kanji 550
Morohashi Daikanwajiten 41233
Henshall, K. A Guide To Remembering Japanese Characters 241
Spahn and Hadamitzky Kanji and Kana 396
Spahn and Hadamitzky Kanji and Kana (2011 edition) 400
Sakade, F. A Guide To Reading and Writing Japanese 171
Hodges & Okazaki Japanese Kanji Flashcards 270
Henshall & De Groot A Guide To Reading and Writing Japanese, 3rd ed. 261
Kask, A. Tuttle Kanji Cards 391
Crowley, D. The Kanji Way to Japanese Language Power 290
Nishiguchi & Kono Kanji in Context 215
AJLT Japanese For Busy People vols I-III 2.13
Kodansha Kodansha Compact Kanji Guide 1840
Maniette, Y. Les Kanjis dans la tete 1636
Tuttle Dictionary Descriptor Code 8e4.6
Four corner code 7744.1
De Roo Code 3855