common

ケイ/KEI/    ひら.く/hira.ku/    さと.す/sato.su/KEI/ケイ/    hira.ku/ひら.く/    sato.su/さと.す/

disclose;  open;  say

Radical: (mouth).   Strokes: 11画.   Elements: 戸口攵一尸.   Variants: .   Pinyin: .   Hangul:  [gye].   Nanori: あき / あきら / さとし / はじめ / ひろ / よしaki / akira / satoshi / hajime / hiro / yoshi.

Jōyō Kanji High School.   JLPT N1.

Example compounds:
ケイKEIけいちつkeichitsu】"awakening of insects" solar term (approx. Mar. 6, the day on which hibernating insects are said to come out of the ground)
けいじkeiji】revelation (i.e. divine revelation)
はいけいhaikei】Dear (so and so); Dear Sir; Dear Madam; To Whom It May Concern
ひらhirakuひらくhiraku】to enlighten; to edify
蒙をもうをひらくmōwohiraku】to enlighten
Codepoints and classification codes:
5553Unicode
23-28JIS X 0208
2-8-3SKIP
3d8.17TKD
3860.4Four Corner
3077De Roo
Dictionary indices:
940Classic Nelson
828The New Nelson Character Dictionary by A. Nelson
2763New Japanese-English Character Dictionary by J. Halpern
1769Kanji Learner's Dictionary by J. Halpern
1085Remembering the Kanji by J. Heisig
1452A New Dictionary of Kanji Usage (Gakken)
1491Japanese Names by P.G. O'Neill
1205Essential Kanji by P.G. O'Neill
3820XDaikanwajiten 「大漢和辞典」 by T. Morohashi vol. 2 p. 1061
1197A Guide to Remembering Japanese Characters by K.G. Henshall
1398Kanji & Kana by Spahn and Hadamitzky
1138Kanji Flashcards by M. Hodges and T. Okazaki
1415Tuttle Kanji Cards by A. Kask
1690Kanji in Context by Nishiguchi and Kono
293Kodansha Compact Kanji Guide
1094Y. Maniette's French adaptation of Heisig