How to say "retrieve" in Japanese

• 読み出すよみだす
  godan verbCovers the technical sense of retrieving data by reading it out from a computer or process. A narrower and less common match; use it only when the retrieving is literally reading data.
  部屋へやに入はいるとすぐに彼女かのじょは手紙てがみを読よみ出だした。↗

  On entering her room, she began to read the letter.
• 取り出すとりだすJLPT N2approx.Common
  godan verb, transitive verbThe general, common word for retrieving: fetching or taking something out, whether a physical object from a place or data from storage. When unsure which word fits 'retrieve', this is usually the safe choice.
  適合てきごう率りつとは取り出とりだした記事きじのうち、どの程度ていどの記事きじが検索条件けんさくじょうけんに合あっているかを示しめす指標しひょうです。↗

  The precision ratio is an index that indicates how many articles meet the search criteria out of all of the articles retrieved.

For 'retrieve', 「取り出す」 is the everyday choice for physically or practically taking something out, while 「読み出す」 is limited to retrieving data by reading it from storage or a process.

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

• 読み出すよみだすto read out (e.g. data from a computer or process)
• 取り出すとりだすto fetch