[そら, sora] (n, adj-no) emptiness; vacuum; blank; (P) #1345
[そら, sora] (n) (1) empty air; sky; (2) { Buddh } shunya (emptiness, the lack of an immutable intrinsic nature within any phemomenon); (3) (abbr) (See 空軍) air force; (n, adj-na) (4) fruitlessness; meaninglessness; (5) (See 五大・1) void (one of the five elements) #1345
[そら, sora] (n) sky; the heavens; (P) #1345
[こうくう, koukuu] (n, adj-no) aviation; flying; (P) #674
[くうこう, kuukou] (n) airport; (P) #773
[くうかん, kuukan] (n) space; room; airspace; (P) #1490
[こうくうき, koukuuki] (n) aircraft; aeroplane; airplane; (P) #1523
[くうぐん, kuugun] (n, adj-no) Air Force; (P) #2394
[かくう, kakuu] (adj-na, n, adj-no) (1) aerial; overhead; (2) fiction; fictitious; imaginary; fanciful; (P) #2936
[くうき, kuuki] (n) air; atmosphere; (P) #3576
[くうぼ, kuubo] (n) (abbr) (See 航空母艦・こうくうぼかん) aircraft carrier; (P) #3693
[くうちゅう, kuuchuu] (n) sky; air; (P) #4303
[からて, karate] (n) (1) karate; (2) (空手 only) empty handed; (P) #5061
[くうしゅう, kuushuu] (n, vs, adj-no) air-raid; (P) #5423
[じくう, jikuu] (n, adj-no) space-time #6552
[あく, aku] (v5k, vi) (1) (esp. 開く) to open (e.g. doors); (2) (esp. 開く) to open (e.g. business, etc.); (3) (esp. 空く) to be empty; (4) (esp. 空く) to be vacant; to be available; to be free; (5) (esp. 明く) to be open (e.g. neckline, etc.); (6) (esp. 明く) to have been opened (of one's eyes, mouth, etc.); (7) (esp. 明く) to come to an end; (v5k, vt) (8) (esp. 明く) to open (one's eyes, mouth, etc.); (v5k, vi) (9) (See 穴が開く) to have a hole; to form a gap; to have an interval (between events); (P) #7332
[あおぞら, aozora] (n) blue sky; (P) #7687
[たいくう, taikuu] (adj-f, adj-no, n) anti-aircraft; antiaircraft #7719
[くうはく, kuuhaku] (adj-na, n, adj-no) blank space; vacuum; space; null (NUL); (P) #8088
[じょうくう, joukuu] (n) sky; the skies; high-altitude sky; upper air; (P) #8681
[にっぽんこうくう, nipponkoukuu] (n) Japan Air Lines; JAL; (P) #8874
[しんくう, shinkuu] (adj-na, n) vacuum; hollow; empty; (P) #9903
[てんくう, tenkuu] (n) sky; air; ether; firmament #10056
[ぼうくう, boukuu] (n) air defense; air defence; (P) #10918
[おおぞら, oozora] (n) heavens; firmament; sky; (P) #11446
[くうてい, kuutei] (n, adj-no) airborne #12212
[うろ, uro] (n) hollow; cavity; hole #12272
[ほしぞら, hoshizora] (n) starry sky; (P) #12934
[くうそう, kuusou] (n, vs, adj-no) daydream; fantasy; fancy; vision; (P) #14512
[くうちゅうせん, kuuchuusen] (n) antenna #14758
[くうゆ, kuuyu] (n, vs, adj-no) air transport; (P) #15888
[あき, aki] (n) (1) space; room; emptiness; gap; (2) opening; vacancy; empty seat; (3) free time; time to spare; (4) disuse; unused thing; (P) #16838
[みそら, misora] (n) beautiful sky #16920
[あける, akeru] (v1, vt) (1) (esp. 開ける) to open (a door, etc.); to unwrap (e.g. parcel, package); (2) (esp. 開ける) to open (for business, etc.); (3) (esp. 空ける) to empty; to clear out; to make space; to make room; (v1, vi) (4) (esp. 明ける) to dawn; to grow light; (5) (esp. 明ける) to end; (P) #17341
[くうらん, kuuran] (n) blank space; (P) #17849
[くうれい, kuurei] (n, adj-no) air cooling #18201
[くうちょう, kuuchou] (n) (abbr) (See 空気調和, 空気調整) air conditioning; (P) #18531
[くうい, kuui] (n) vacant post; post in name only #19078
[よぞら, yozora] (n) night sky; (P) #19193
[ぜんにっくう, zennikkuu] (n) (abbr) All Nippon Airways; ANA; (P) #19655
[そらおぼえ(空覚え);うろおぼえ, soraoboe ( sora oboe ); urooboe] (n) (1) (空覚え only) rote memorization; rote memorisation; (2) vague recollection; faint memory
[おなかがすく, onakagasuku] (exp, v5k) to become hungry; to get an empty stomach
[おなかをすかす, onakawosukasu] (exp, v5s) (See お腹を空かせる) to feel hungry; to get hungry
[おなかをすかせる, onakawosukaseru] (exp, v1) to feel hungry; to get hungry
[がらあき, garaaki] (adj-no) virtually empty; quite empty
[そらまめ, soramame] (n) broad bean; horse bean; fava bean
[アドレスくうかん, adoresu kuukan] (n) { comp } address space
[コミューターこうくう, komyu-ta-koukuu] (n) commuter aviation
[ディスクのあきりょういき, deisuku noakiryouiki] (n) { comp } disk space
[ハブくうこう, habu kuukou] (n) (See 拠点空港・きょてんくうこう) hub airport