How to say "routine" in Japanese

• ルーチンCommon
  nounCovers the noun sense of 'routine': the fixed sequence of habitual tasks or duties one repeats. Loanword flavor; suits work procedures, drills, or daily business described as routine.
• 定期的ていきてきCommon
  na-adjectiveMatches the 'routine' sense of something done at regular intervals rather than as a noun for a set of tasks. Think of routine checkups, inspections, or maintenance occurring periodically.
  彼女かのじょは定期的ていきてきに私をたずねてきたものだった。↗

  She used to visit me regularly.
• 規則的きそくてきCommon
  na-adjectiveUsed for actions or patterns that are regular and orderly in rhythm — routine in the sense of following a steady, systematic schedule, such as regular meals or sleep.
  規則的きそくてきな運動うんどうは健康けんこうによい。↗

  Regular exercise is beneficial to good health.
• 日常にちじょうJLPT N3approx.Common
  no-adjective, adverbCovers 'routine' as in ordinary, everyday life — the usual daily round of activities. It describes what is commonplace and unremarkable rather than a specific task sequence.
  日常にちじょうの運動うんどうはあなたのためになる。↗

  Moderate exercise is good for you.

Use 「ルーチン」 for a set of habitual tasks, 定期的 and 規則的 for things happening regularly or in an orderly pattern, and 日常 for the everyday, ordinary flow of life.

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

• ルーチンroutine
• 定期的ていきてきperiodic
• 規則的きそくてきsystematic
• 日常にちじょうeveryday
• お決まりおきまりstandard
• 日常的にちじょうてきmundane
• おざなりperfunctory
• 小芝居こしばいlittle performance
• ねたjoke