common

クウ//    そら/sora/    あ.く/a.ku/    あ.き/a.ki/    あ.ける/a.keru/    から/kara/    す.く/su.ku/    す.かす/su.kasu/    むな.しい/muna.shii/KUU/クウ/    sora/そら/    a.ku/あ.く/    a.ki/あ.き/    a.keru/あ.ける/    kara/から/    su.ku/す.く/    su.kasu/す.かす/    muna.shii/むな.しい/

empty;  sky;  void;  vacant;  vacuum

Radical: (cave).   Strokes: 8画.   Elements: 穴工儿宀.   Pinyin: kōng / kòng.   Hangul:  [gong].   Nanori: うつ /  / utsu / ki / ku.

Jōyō Kanji 1st Grade.   JLPT N4.

Example compounds:
クウくうりくkūriku】land and air; land and air forces
かっくうkakkū】gliding in a glider
こうくうkōkū】high altitude
そらsoraえそらごとesoragoto】fabrication; pipe dream
模様そらもようsoramoyō】look of the sky; weather
そらsora】sky; the heavens
akuあくaku】to open (e.g. doors); to open (e.g. business, etc.); to be empty; to be vacant; to be open (e.g. neckline, etc.); to have been opened (of one's eyes, mouth, etc.); to come to an end; to open (one's eyes, mouth, etc.); to have a hole
穴があながあくanagāku】to have a hole; to be pierced (with a hole)
時間がじかんがあくjikangāku】to have time free; to have time to spare
akiき巣あきすakisu】prowler; empty nest
き室あきしつakishitsu】vacant or unoccupied room
き瓶あきびんakibin】empty bottle
けるakeruけるあけるakeru】to open (a door, etc.); to open (for business, etc.); to empty; to dawn; to end
間をけるまをあけるmawoakeru】to leave space (between)
一字けるいちじあけるichijiakeru】to leave a space (between words)
からkara回りからまわりkaramawari】racing (of an engine); spinning one's wheels; fruitless effort
揚げからあげkarāge】fried (e.g. potatoes, chicken)
っぽからっぽkarappo】empty; vacant; hollow
sukuすくsuku】to become less crowded; to be hungry
お腹がおなかがすくonakagasuku】to become hungry; to get an empty stomach
腹がはらがすくharagasuku】to become hungry; to get an empty stomach
かすsukasu手をかすてをすかすtewosukasu】to make oneself available
腹をかすはらをすかすharawosukasu】to be hungry
かすすかすsukasu】to feel hungry; to get hungry
むなしいmunashiiしいむなしいmunashii】vacant; futile; vain; void; empty; ineffective; lifeless
しい名声むなしいめいせいmunashiimeisei】empty name
Codepoints and classification codes:
7a7aUnicode
22-85JIS X 0208
2-3-5SKIP
3m5.12TKD
3010.1Four Corner
772De Roo
Dictionary indices:
3317Classic Nelson
4192The New Nelson Character Dictionary by A. Nelson
2227New Japanese-English Character Dictionary by J. Halpern
1418Kanji Learner's Dictionary by J. Halpern
1317Remembering the Kanji by J. Heisig
233A New Dictionary of Kanji Usage (Gakken)
723Japanese Names by P.G. O'Neill
184Essential Kanji by P.G. O'Neill
25415Daikanwajiten 「大漢和辞典」 by T. Morohashi vol. 8 p. 643
15A Guide to Remembering Japanese Characters by K.G. Henshall
140Kanji & Kana by Spahn and Hadamitzky
65Guide to Reading & Writing Japanese (H) by F. Sakade
77Kanji Flashcards by M. Hodges and T. Okazaki
66Guide to Reading & Writing Japanese: Third Edition 3rd edition by Henshall
73Tuttle Kanji Cards by A. Kask
304The Kanji Way to Japanese Language Power by D. Crowley
461Kanji in Context by Nishiguchi and Kono
2.17Japanese for Busy People by the AJLT
1452Kodansha Compact Kanji Guide
1327Y. Maniette's French adaptation of Heisig