〜まま “as it is ~” / “leaving ~ as it is” — expressing that a state is maintained without change
【Meaning】 Used to express that a situation, condition, or state remains exactly as it is — unchanged — while something else occurs, or simply continues to persist. まま tells the listener that no adjustment, correction, or transition took place between one moment and the next. The world moved on, but this particular thing stayed exactly where it was.
Note: The emotional texture of まま is remarkably versatile. It can describe something practical and neutral — sitting with shoes on, leaving a window open. But it can also carry a quietly melancholic weight — a relationship left unresolved, a dream abandoned mid-journey, a town that stayed the same while everything else changed. This emotional range is part of what makes まま one of the most expressive words at the N5 level, and one that native speakers reach for in both casual conversation and literature alike.
【English Translation】 “as it is ~” / “while still ~” / “leaving ~ as it is” / “without changing ~” / “with ~ still ~” Expresses that a state or condition is maintained unchanged as another action takes place, or simply continues to persist beyond the point where it would normally end.
Note: English does not have a single word that captures まま cleanly. The most natural translations tend to use “still” or “with ~ still ~”: “I fell asleep with the TV still on” is closer to the feel of テレビをつけたまま寝てしまった than “I fell asleep leaving the TV on,” though both are acceptable. When まま carries a melancholic or literary nuance, “as it is” or “just as it was” often lands most naturally.
【Conjugation】
| Form | Construction | Example |
| Verb (た-form) | V (た) + まま | 座ったまま — remaining seated |
| Verb (ない-form) | V (ない) + まま | 言わないまま — without saying |
| い-adjective | い-adj + まま | 熱いまま — while still hot |
| な-adjective | な-adj + な + まま | 静かなまま — remaining quiet |
| Noun | N + の + まま | 子どものまま — remaining as a child |
Note: The choice between た-form and ない-form before まま is one of the most important and most frequently tested distinctions. た-form + まま describes a state that was actively brought about and then left unchanged: 窓を開けたまま — the window was opened, and that open state was maintained. ない-form + まま describes the absence of an expected action — something that should have happened, did not, and the situation continued regardless: 窓を閉めないまま — without closing the window (the closing never happened). One describes a state that was created and frozen; the other describes a state that was never corrected.
【The Core Logic of まま — A Deeper Look】
To truly feel まま, it helps to understand the implicit expectation it carries. まま almost always appears in contexts where there is a normal or expected transition that did not occur. The grammar highlights the gap between what would usually happen and what actually happened.
Consider the expectations embedded in these sentences:
「靴を履いたまま、家に入った。」 “I entered the house with my shoes still on.” → The expectation: shoes are removed before entering a Japanese home. まま highlights the violation of that expectation — the shoes stayed on when they should have come off.
「名前も聞かないまま、彼女は去っていった。」 “She left without me even asking her name.” → The expectation: in a meaningful encounter, names are exchanged. まま frames the absence of that exchange as something the speaker registers — an opportunity that passed, a moment sealed incomplete.
This is why まま can feel melancholic even in grammatically simple sentences. It does not just describe a state — it quietly acknowledges that something was left undone, unchanged, or unresolved.
【Similar Grammars & Key Differences】
〜まま vs. 〜ながら vs. 〜っぱなし vs. 〜とおり
① 〜まま — A state is maintained unchanged while another action occurs, or beyond the point where change would be expected. The focus is on the persistence of the state. 例：コートを着たまま、部屋に入った。— I entered the room with my coat still on.
② 〜ながら — Two actions occur simultaneously. Both actions are active and ongoing; neither is simply a passive background state. 例：音楽を聴きながら、勉強した。— I studied while listening to music.
③ 〜っぱなし — Similar to まま, but with a stronger nuance of carelessness, negligence, or leaving something in a state it should not be left in. Often carries mild criticism. 例：電気をつけっぱなしにしないでください。— Please don’t leave the lights on (like that).
④ 〜とおり — An action matches or follows something exactly — a plan, instruction, or expectation. The focus is on faithful reproduction of a model, not the persistence of a state. 例：先生に言われたとおりに書きました。— I wrote it exactly as the teacher told me.
A useful contrast between まま and ながら: ながら describes two active, simultaneous actions — both are happening at once. まま describes one active action against the background of an unchanged state — one thing is happening while something else simply stays as it is. 「音楽を聴きながら走った」(ran while listening to music) — both are active. 「ヘッドフォンをつけたまま走った」(ran with headphones still on) — running is active, wearing headphones is a background state.
【Example Sentences】
① 疲れていたので、服を着たまま眠ってしまった。 (つかれていたので、ふくをきたままねむってしまいました。) → I was so tired that I fell asleep with my clothes still on. ▸ た-form + まま — a state (being dressed) maintained into a situation where it would normally end
② 彼は何も言わないまま、部屋を出て行った。 (かれはなにもいわないまま、へやをでていった。) → He left the room without saying a word. ▸ ない-form + まま — the expected action (saying something) never occurred; the silence was maintained
③ スープは熱いまま召し上がってください。 (スープはあついままめしあがってください。) → Please enjoy the soup while it is still hot. ▸ い-adjective + まま — a desirable state (being hot) that the speaker wants maintained through the action of eating
④ 試験が終わっても、私だけ答案用紙が白いままだった。先生が「大丈夫ですか？」と聞いてきたので、「はい、清々しいです」と答えた。 (しけんがおわっても、わたしだけとうあんようしがしろいままだった。せんせいが「だいじょうぶですか？」ときいてきたので、「はい、すがすがしいです」とこたえた。) → Even after the exam ended, only my answer sheet remained completely blank. When the teacher came and asked, “Are you alright?”, I replied, “Yes, I feel wonderfully refreshed.” ▸ な-adjective + まま applied to a state that should have changed — and a student who has achieved a remarkable peace with failure
【Question】
Read the following sentences and choose the option that correctly describes the difference in nuance.
Ａ：「窓を開けたまま、寝てしまった。」 Ｂ：「窓を閉めないまま、寝てしまった。」 Ｃ：「窓を開けながら、寝てしまった。」
① A, B, and C all have the same meaning and are interchangeable. ② A describes falling asleep with the window in an open state that was created and left unchanged. B describes falling asleep without the closing ever having taken place — the emphasis is on the absent action. C is unnatural because ながら requires two simultaneous active actions, and sleeping cannot be performed simultaneously with actively opening a window. ③ A and B have the same meaning. C means the speaker opened the window and then fell asleep immediately after. ④ B is unnatural because ない-form cannot be used before まま.
Answer: ② This question isolates the three-way distinction at the heart of this grammar point. A (た-form + まま) describes the window being opened — an active event — and that open state being carried forward unchanged into sleep. The window was deliberately or accidentally opened, and no one closed it. B (ない-form + まま) shifts the focus entirely: the closing never happened. The window may have been open from the start, or left open from before — the point is that the expected corrective action (closing it before sleep) was absent. The nuance of B is subtly more negligent or regretful than A. C is unnatural because ながら requires two simultaneously active, ongoing actions. 窓を開ける is a momentary, punctual action — it cannot serve as an ongoing background action in a ながら construction the way 音楽を聴く (listening to music) can. ④ is factually incorrect — ない-form + まま is not only grammatical but is one of the most important and commonly tested patterns of this expression.