How to say "option" in Japanese

• 選択せんたくJLPT N3approx.Common
  noun, suru verb, transitive verbCovers 'option' in its general sense — a choice or the act of choosing among alternatives. This is the word you want when speaking of choosing or of the choices available.
  選択せんたくは全まったく君きみ次第しだいだ。↗

  The choice is all up to you.
• オプションCommon
  nounThe loanword, matching English 'option' directly; typical in technical and commercial contexts such as software settings or optional extras on a product, where the English word would appear unchanged.
• 取捨しゅしゃCommon
  noun, suru verb, transitive verbReally means 'adoption or rejection': the act of deciding what to take and what to leave out. It fits 'option' only loosely and is seldom the word you want for a plain option.

For a choice or the act of choosing, 選択 is the default; 「オプション」 is the loanword for technical and commercial 'options' such as settings or add-ons; 取捨 means deciding what to accept and reject, not a plain option.

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

• 選択せんたくchoice
• オプションoption
• 取捨しゅしゃadoption or rejection
• 両建てりょうだてstraddling
• 選択権せんたくけんright to choose
• コースplan (type of offered service)