How to say "heights" in Japanese

• 高地こうちCommon
  nounCovers heights in the geographical sense: elevated land such as high ground, highlands, or plateaus. This is the common word when describing terrain, climate, or places located well above the surrounding land.
  じゃがいもは中南米ちゅうなんべい高地こうちが原産地げんさんちである。↗

  The potato is native to the highlands of Central and South America.
• ハイツCommon
  nounA loanword for heights, but not the word for elevated terrain; it appears almost entirely in proper names, especially those of housing developments, so it is seldom what you want in geographical contexts.

For heights in the geographical sense—elevated land such as high ground, highlands, or plateaus—use 高地; 「ハイツ」 is a loanword that appears almost only in proper names, especially those of housing developments, not in ordinary description.

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

• 高地こうちhigh ground
• ハイツheights
• 台だいplateau