ただいま · from the door
plain!
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ただいま
ただいま [4]
I'm home
set phrase · clipped from ただいま帰りました, 'I have just returned'
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I'm home!
ただいま (tadaima) means “I’m home” when someone returns, and “right now” in other contexts. A person coming home may say ただいま, answered by おかえり or おかえりなさい. On a notice or announcement, ただいま can instead mean “currently” or “just now.”
also written ただ今 / 只今 / ただいま帰りました
I'm home · just now · at present
Sentences
ただいま · from the door
plain!
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ただいま
ただいま [4]
I'm home
set phrase · clipped from ただいま帰りました, 'I have just returned'
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I'm home!
ただいま帰りました · the full form
polite past。。
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ただいま
ただいま [4]
just this moment
adverb · the original sense, and here it still is one
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帰りました
かえりました
have returned — polite
polite past of 帰る · going back where you belong
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遅く
おそく
late
adverbial form of 遅い · く before なる
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なって
なって
having become
て-form of なる · joins to the apology that follows
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ごめん
ごめん
sorry
set phrase · casual; ごめんなさい is the fuller form
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I'm back — sorry I'm late.
ただいま戻りました · back at the office
polite past。
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ただいま
ただいま [4]
just this moment
adverb · the office version keeps the full sentence
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戻りました
もどりました
have come back — polite
polite past of 戻る · returning somewhere you will leave again
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I'm back from the client's.
ただいま + 〜中 · the shop sign
polite。
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ただいま
ただいま [4]
currently; at present
adverb · the sense that has nothing to do with coming home
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準備
じゅんび [1]
preparation
noun · 準備中 is the standard sign for not open yet
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中
ちゅう [1]
in the middle of
suffix · 〜中 makes an ongoing state from a noun
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です
です
is — polite
copula · signs keep です even with nobody to be polite to
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We're getting ready — back shortly.
ただいま · the announcement register
polite past。
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電車
でんしゃ [0,1]
train
noun · 電 electric + 車 vehicle
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が
が
marks the subject
particle · what the sentence is about — with 好き, 分かる and potentials, the object
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ただいま
ただいま [4]
just this moment
adverb · the formal announcement sense, very common on platforms
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到着
とうちゃく [0]
arrival
noun · with します it becomes the verb to arrive
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しました
しました
did — polite past
polite past of する · turns the noun into a completed action
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The train has just arrived.
ただいま and おかえり · the pair
plain。!
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ただいま
ただいま [4]
I'm home
set phrase · the first half of a two-part exchange
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おかえり
おかえり [0]
welcome back
set phrase · the answer, from お帰りなさい
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— I'm home. — Welcome back!
Forms
ただいま
The everyday greeting, called from the door. Casual, and used at home regardless of who is in — including to an empty flat.
ただいま+帰りました
The full polite form. Where the clipped greeting came from, and still what you say arriving anywhere formal.
ただいま+戻りました
Back at the office after being out. 戻る for a place you will leave again, 帰る for home.
ただいま+Noun + 中
The adverb, alive and well: ただいま準備中, ただいま営業中, ただいま満席です. Formal register, and extremely common on signage and announcements.
Meaning
One word. 只今 — 只 merely, 今 now — means this very moment, and it is still a live adverb in formal Japanese. Announcements use it constantly: ただいま到着しました, we have just arrived. The greeting is the same adverb with the verb dropped off the end.
The full sentence is ただいま帰りました. Japanese clips set phrases hard — おはようございます from お早くございます, すみません from 済みません — and what is left is usually the front. Here that leaves an adverb standing alone as a greeting.
Home and office split on the verb. 帰る is returning to where you belong; 戻る is coming back to somewhere you will leave again. So it is ただいま帰りました at the front door and ただいま戻りました walking back into the office.
It expects an answer. The pair with おかえり is close to automatic — one half calls, the other returns it. People still say ただいま to an empty flat, which tells you the phrase is as much a marker of arriving as it is a message to anyone.
Inside the word
The same ただ as in ただの人 an ordinary person, and as in the ただ that means free of charge. Here it narrows 今 to a point: not now in general, but only this instant.
Japanese wears set phrases down from the back. ただいま帰りました keeps its adverb and drops its verb; おはようございます is what is left of お早くございます. The survivor is the front of the phrase, which is why so many Japanese greetings are grammatically odd fragments.
The accent table lists 只今 with different values for its noun and interjection uses — [2] as a noun, [4] or [0] as the interjection. The greeting takes the interjection reading, with the drop landing late; the adverb on a train announcement is flatter and quicker.
Watch out
It says currently preparing — the shop is not open yet. The adverb sense is everywhere on signage and in announcements (ただいま営業中, ただいま満席です) and has nothing to do with anyone arriving home.
It means you have returned. Arriving at a friend's house for the first time, the phrase is お邪魔します — literally I am about to get in your way. ただいま would claim you live there.
帰る is going home, so ただいま帰りました walking back into work suggests the office is where you live. Coming back from an errand it is ただいま戻りました.
Also asked
I'm home — and, separately, just now or at present. The second is the original: 只今 is 只 merely plus 今 now. The greeting is the clipped remains of ただいま帰りました, I have just this moment returned.
Because that is the adverb doing its ordinary job. ただいま準備中 means currently getting ready, ただいま営業中 means open right now. Same word, no greeting involved — it is simply a formal way to say at present.
おかえり, or the fuller おかえりなさい. The two halves are close to automatic in a household, and leaving one hanging is noticeable in the way an unanswered greeting is.
Often, yes. It marks the act of arriving as much as it addresses anyone, which is why it survives in an empty flat. That said, there is no obligation, and plenty of people simply come in.
帰る is returning to where you belong — home, your home town, your country. 戻る is coming back somewhere you will leave again. So the front door takes ただいま帰りました and the office takes ただいま戻りました.
Usually kana as a greeting. The kanji 只今 and the mixed ただ今 both appear, and you will see them mostly in the adverbial sense — on signs, in announcements and in formal writing.
References
Digital Daijisen, ただいま — Defines present-time adverb and homecoming greeting.
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