How to say "overhead" in Japanese

• 頭上ずじょうCommon
  no-adjectiveCovers the locational sense of 'overhead': something positioned or happening above one's head, as in aircraft or birds overhead. Use it when describing where something is in the sky or directly above you.
  飛行機ひこうきが、頭上ずじょうを飛とんでいる。↗

  An airplane is flying overhead.
• 高架こうかCommon
  no-adjectiveRefers to the structural sense of 'overhead': an elevated structure such as an elevated railway or bridge. It describes things built high above the ground, not just anything located above your head.
• 架空かくうJLPT N2approx.Common
  prenominal modifierFor 'overhead' it appears mainly in the aerial sense, as in overhead wires or lines. Note that 架空 more often means 'fictional' or 'imaginary', so for 'overhead' in other senses it is seldom the word you want.

頭上 refers to the space directly above someone's head, while 高架 describes elevated structures and 架空 (in the aerial sense) overhead lines or wires; choose based on whether you mean location, structure, or wiring.

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

• 頭上ずじょうoverhead
• 高架こうかelevated (structure)
• オーバーヘッドoverhead
• 間接費かんせつひoverhead
• 架空かくうaerial