空


This is the kanji for sky. It can also mean empty or to make/be unoccupied.

on readings:
  • kū
kun readings:
  • sora
  • a
  • kara
examples:
空き瓶 akibin empty bottle
空き巣 akisu sneak thief
空き巣ねらい akisunerai sneak thief
星空 hoshizora starry sky
空手 karate karate
航空 kōkū aviation
航空便 kōkūbin airmail
空白 kūhaku a blank, vacuum
空気 kūki air
空港 kūkou airport
空想 kūsou daydream
空転 kūten idling (of an engine)
空輸 kūyu air transport, shipment by air

links:
Wiktionary
Japanese homepage | top

Last addition on 6 March 2026 by Bradley James Wogsland.