How to say "nonstop" in Japanese

• ノンストップCommon
  no-adjectiveCovers the travel sense of 'nonstop': a flight, train, or other journey made without intermediate stops. Being a loanword, it is the word you reach for when booking or describing transportation.
  列車れっしゃは名古屋なごやまでノンストップで走はしります。↗

  This train runs nonstop to Nagoya.
• 無休むきゅうCommon
  nounCovers 'nonstop' in the sense of continuing without a holiday or day off: work, a service, or a business that operates every day without closing. It does not describe a journey without stops.
• とめどなくCommon
  adverbAn adverb for actions or flows that continue ceaselessly — tears, rain, or talk pouring out without pause. It matches 'nonstop' only in this incessant, ongoing sense, and is usually written in kana alone.
  彼女かのじょの目めから涙なみだがとめどなく流ながれていた。↗

  An endless flow of tears fell from her eyes.

Use 「ノンストップ」 for travel that runs without intermediate stops, 無休 for work or services that continue without days off, and 「とめどなく」 as an adverb for actions or flows that continue ceaselessly.

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

• ノンストップnonstop (journey)
• 無休むきゅうwithout a holiday
• とめどなくendlessly
• 無着陸むちゃくりくnonstop
• ぶっ通しぶっとおしcontinuous