How to say "vacant" in Japanese

• 空っぽからっぽJLPT N2approx.Common
  no-adjective, na-adjectiveCovers the literal sense of 'vacant': a container, room, or space with nothing in it. It describes actual physical emptiness, so use it when something visibly contains nothing.
  町まちのどの家いえも空からっぽだった。↗

  All the houses in town were empty.
• 虚しいむなしいJLPT N1approx.Common
  i-adjectiveCovers the figurative, emotional sense of 'vacant' or 'void'. It describes a feeling of inner emptiness or futility, not an empty physical space, so it rarely fits literal vacancies.

「空っぽ」 describes something physically empty or vacant, while 「虚しい」 expresses a figurative, emotional sense of emptiness or futility rather than a literally vacant space.

Usage comparisons are AI-assisted and cross-checked by multiple models; for study reference only

• 空っぽからっぽempty
• 虚しいむなしいempty
• もぬけの殻もぬけのからcompletely empty (of a residence, etc.)
• 空空くうくうempty
• がらんどうempty
• 虚ろうつろhollow (voice, smile, etc.)
• がらがら(almost) empty