How to Read Japanese Notices and Warning Signs

Japanese public signs look polite on the surface. Underneath, they are often doing the exact opposite: telling you not to do something, not to step there, not to lean on that, and definitely not to become “that tourist” in the middle of a station. Conveniently, they usually use the same core words again and again, which makes them very learnable once you know the pattern.

If you can read a few basic notices, your life in Japan gets much easier. Train stations, parks, shops, museums, apartment buildings, and even convenience stores all recycle the same warning language. The good news: you do not need perfect Japanese. You just need the survival set.

For more signage patterns, there is a helpful companion guide here: Signs and Signage in Japanese. And if you want the bigger learning road map, the main Japanese page is here: Learn Japanese.

Table of Contents

Why Japanese Notices Feel So Formal

Japanese notices often use short, polite, and slightly stiff wording. That is normal. Public language likes to be clear, respectful, and not emotionally dramatic. So instead of a big screaming warning, you will often see neat little phrases that quietly mean, “Please do not do the reckless thing.”

A classic example is 立入禁止 (Tachiiri Kinshi), which means “No Entry.” It is short, efficient, and very confident. Japanese signs love this style. Fewer words, more warning. Honestly, it is a bit bossy in a very tidy way.

Essential Warning Words And Phrases

Kanji	Rōmaji	English Meaning	Example Sentence	Rōmaji	English Translation
注意	Chūi	Caution; attention	ここは注意。	Koko wa chūi.	Caution here.
危険	Kiken	Danger	ここは危険です。	Koko wa kiken desu.	This area is dangerous.
禁止	Kinshi	Prohibited; forbidden	ここでの写真撮影は禁止です。	Koko de no shashin satsuei wa kinshi desu.	Photography here is prohibited.
立入禁止	Tachiiri Kinshi	No entry	この先は立入禁止です。	Kono saki wa tachiiri kinshi desu.	Entry beyond this point is prohibited.
通行止め	Tūkō Dome	Road closed; passage blocked	この道は通行止めです。	Kono michi wa tsūkō dome desu.	This road is closed.
使用禁止	Shiyō Kinshi	Do not use	この設備は使用禁止です。	Kono setsubi wa shiyō kinshi desu.	This equipment must not be used.
駐車禁止	Chūsha Kinshi	No parking	ここは駐車禁止です。	Koko wa chūsha kinshi desu.	No parking here.
喫煙禁止	Kitsuen Kinshi	No smoking	この建物内は喫煙禁止です。	Kono tatemono nai wa kitsuen kinshi desu.	Smoking inside this building is prohibited.
立ち止まらないでください	Tachidomaranaide kudasai	Please do not stop	ここで立ち止まらないでください。	Koko de tachidomaranaide kudasai.	Please do not stop here.
ご遠慮ください	Goenryo kudasai	Please refrain from doing this	ここでの電話はご遠慮ください。	Koko de no denwa wa goenryo kudasai.	Please refrain from making calls here.
関係者以外立入禁止	Kankeisha igai tachiiri kinshi	Authorized personnel only	関係者以外立入禁止です。	Kankeisha igai tachiiri kinshi desu.	Entry is prohibited to anyone other than authorized personnel.
危ない	Abunai	Dangerous; watch out	そこ、危ないです。	Soko, abunai desu.	There, that is dangerous.

Common Notice Words You Will See Everywhere

Kanji	Rōmaji	English Meaning	Example Sentence	Rōmaji	English Translation
止まれ	Tomare	Stop	ここで止まれ。	Koko de tomare.	Stop here.
徐行	Jogō	Go slowly	この道は徐行です。	Kono michi wa jogō desu.	This road requires slow driving.
非常口	Hijōguchi	Emergency exit	非常口はこちらです。	Hijōguchi wa kochira desu.	The emergency exit is this way.
出口	Deguchi	Exit	出口はあちらです。	Deguchi wa achira desu.	The exit is over there.
入口	Iriguchi	Entrance	入口は右です。	Iriguchi wa migi desu.	The entrance is on the right.
開く	Aku	To open	ドアが開く。	Doa ga aku.	The door opens.
閉まる	Shimaru	To close	ドアが閉まる。	Doa ga shimaru.	The door closes.
工事中	Kōjichū	Under construction	この建物は工事中です。	Kono tatemono wa kōjichū desu.	This building is under construction.
点検中	Tenkenchū	Under inspection	エレベーターは点検中です。	Erebētā wa tenkenchū desu.	The elevator is under inspection.
故障	Koshō	Broken; out of order	この機械は故障しています。	Kono kikai wa koshō shite imasu.	This machine is broken.
休業	Kyūgyō	Closed for business	今日は休業です。	Kyō wa kyūgyō desu.	We are closed today.
受付	Uketsuke	Reception; reception desk	受付はこちらです。	Uketsuke wa kochira desu.	Reception is this way.

Useful Public Sign Phrases

Kanji	Rōmaji	English Meaning	Example Sentence	Rōmaji	English Translation
押さないでください	Osanaide kudasai	Please do not push	ドアを押さないでください。	Doa o osanaide kudasai.	Please do not push the door.
入らないでください	Hiranaide kudasai	Please do not enter	ここに入らないでください。	Koko ni hara naide kudasai.	Please do not enter here.
触らないでください	Sawaranaide kudasai	Please do not touch	展示物に触らないでください。	Tenjimono ni sawaranaide kudasai.	Please do not touch the exhibits.
撮影禁止	Satsuei Kinshi	No photography	ここは撮影禁止です。	Koko wa satsuei kinshi desu.	Photography is not allowed here.
立ち入り禁止	Tachiiri Kinshi	No entry	このエリアは立ち入り禁止です。	Kono eria wa tachiiri kinshi desu.	This area is off-limits.
ペット禁止	Petto Kinshi	No pets	この公園はペット禁止です。	Kono kōen wa petto kinshi desu.	Pets are not allowed in this park.
飲食禁止	Inshoku Kinshi	No eating or drinking	車内は飲食禁止です。	Shanai wa inshoku kinshi desu.	Eating and drinking are prohibited inside the vehicle.
自転車置き場	Jitensha Okiba	Bicycle parking area	自転車置き場はこちらです。	Jitensha okiba wa kochira desu.	The bicycle parking area is this way.
お静かに	Oshizuka ni	Please be quiet	図書館ではお静かに。	Toshokan de wa oshizuka ni.	Please be quiet in the library.
足元にご注意ください	Ashimoto ni gochūi kudasai	Please watch your step	階段では足元にご注意ください。	Kaidan de wa ashimoto ni gochūi kudasai.	Please watch your step on the stairs.
押しボタン	Oshibotan	Push button	この押しボタンを押してください。	Kono oshibotan o oshite kudasai.	Please press this button.
自動ドア	Jidō doa	Automatic door	自動ドアが開きます。	Jidō doa ga akimasu.	The automatic door opens.

How To Spot The Meaning Fast

Japanese signs often follow a small number of predictable patterns. Once you know them, the whole thing gets easier. No magic. No special talent. Just pattern recognition, which is a much more useful superpower than panic.

〜禁止 (Kinshi) = “No ___” or “Forbidden”
〜しないでください = “Please do not ___”
〜ご遠慮ください = “Please refrain from ___”
〜中 (chū) = “in progress” or “under ___”
〜注意 (chūi) = “caution” or “be careful”
〜止め or 〜止 = “stopped” or “closed,” depending on the sign
出入口 = “exit/entrance” on some signs, especially where space is tight

One thing to remember: the same kanji can feel stronger or softer depending on context. 禁止 is firm. ご遠慮ください is polite. Both mean “don’t do that,” but one sounds like a law and the other sounds like a very calm warning from a very tired employee.

Mini Rule Guide

Pattern	Meaning	Example	Rōmaji	English
〜禁止	Forbidden	撮影禁止	Satsuei kinshi	No photography
〜しないでください	Please do not do something	入らないでください	Hiranaide kudasai	Please do not enter
〜中	In progress; under way	工事中	Kōjichū	Under construction
〜注意	Caution	足元注意	Ashimoto chūi	Watch your step
〜以外	Except for; other than	関係者以外立入禁止	Kankeisha igai tachiiri kinshi	No entry except for authorized personnel

Common Examples In Real Life

Here are the kinds of signs that show up again and again in daily life. If you know these, you can usually understand the warning before the embarrassment arrives. Which is nice.

Kanji	Rōmaji	Meaning	Example Sentence	Rōmaji	English Translation
火気厳禁	Kaki genkin	Strictly no open flames	ここは火気厳禁です。	Koko wa kaki genkin desu.	Open flames are strictly prohibited here.
頭上注意	Zujō chūi	Watch your head	頭上注意と書いてあります。	Zujō chūi to kaite arimasu.	It says “watch your head.”
足元注意	Ashimoto chūi	Watch your step	足元注意です。	Ashimoto chūi desu.	Watch your step.
段差注意	Dansa chūi	Watch for a step or bump	入口に段差注意があります。	Iriguchi ni dansa chūi ga arimasu.	There is a step to watch out for at the entrance.
床濡れ注意	Yuka nure chūi	Wet floor	床濡れ注意です。	Yuka nure chūi desu.	Wet floor.
落下注意	Rakka chūi	Watch for falling objects	上からの落下注意。	Ue kara no rakka chūi.	Watch for falling objects from above.
騒音注意	Sōon chūi	Noise warning	騒音注意の表示があります。	Sōon chūi no hyōji ga arimasu.	There is a noise warning sign.
開閉注意	Kaihē chūi	Be careful when opening and closing	ドアの開閉注意。	Doa no kaihē chūi.	Be careful when opening and closing the door.
自動停止	Jidō teishi	Automatic stop	機械は自動停止します。	Kikai wa jidō teishi shimasu.	The machine stops automatically.
仮設	Kasetsu	Temporary	ここは仮設の通路です。	Koko wa kasetsu no tsūro desu.	This is a temporary passage.

Read The Sign, Not The Mood

Some learners get stuck because Japanese notices can sound softer than English warnings. For example, ご遠慮ください may look polite, but it still means “don’t do it.” That is the whole point. Politeness is not permission. Japanese signs can be gentle and strict at the same time. A neat little contradiction, because language enjoys being annoying in sophisticated ways.

Another useful clue is repetition. If you see the same kanji on multiple signs, it probably matters. 注意, 禁止, 危険, and 工事中 are big survival words. Read those first. The rest usually fills itself in after that.

Confusing But Useful Words

Kanji	Rōmaji	Meaning	Example Sentence	Rōmaji	English Translation
注意	Chūi	Caution; beware	注意してください。	Chūi shite kudasai.	Please be careful.
警告	Keikoku	Warning	この表示は警告です。	Kono hyōji wa keikoku desu.	This display is a warning.
危険物	Kikenbutsu	Hazardous materials	ここに危険物があります。	Koko ni kikenbutsu ga arimasu.	There are hazardous materials here.
非常時	Hijōji	Emergency time	非常時には係員に連絡してください。	Hijōji ni wa kakariin ni renraku shite kudasai.	In an emergency, please contact staff.
係員	Kakariin	Staff member; attendant	係員にお知らせください。	Kakariin ni oshirase kudasai.	Please inform a staff member.
案内	Annai	Information; guidance	案内をお読みください。	Annai o oyomi kudasai.	Please read the information.

Tip: When you spot 禁止, 注意, or 危険, slow down and read the whole sign. Japanese notices often hide the important part in just a few neat characters.

Practice: What Does The Sign Mean?

撮影禁止 — What does it mean? Answer: No photography.
工事中 — What does it mean? Answer: Under construction.
関係者以外立入禁止 — What does it mean? Answer: No entry except authorized personnel.
足元注意 — What does it mean? Answer: Watch your step.
喫煙禁止 — What does it mean? Answer: No smoking.
ご遠慮ください — What does it mean? Answer: Please refrain from doing it.
非常口 — What does it mean? Answer: Emergency exit.
通行止め — What does it mean? Answer: Road closed.

Common Mistakes And Easy Fixes

Mistake	Why It Happens	Better Reading	Example	Meaning
Thinking ご遠慮ください means optional	The phrase sounds polite, so it feels soft	It still means “please do not”	写真撮影はご遠慮ください	Please refrain from taking photos
Reading only one kanji	Signs are short and tempting to skim	Read the full phrase	立入禁止	No entry
Confusing 注意 with “attention” only	It can mean caution on signs	Think “be careful”	足元注意	Watch your step
Missing 中	It looks tiny and harmless	It often means “in progress”	工事中	Under construction
Assuming all “no” signs use 禁止	Japanese has several ways to warn people	Watch for polite negatives too	入らないでください	Please do not enter

Quick Reference Summary

禁止 = forbidden / no
注意 = caution / beware
危険 = danger
工事中 = under construction
非常口 = emergency exit
立入禁止 = no entry
ご遠慮ください = please refrain from doing this
使用禁止 = do not use
撮影禁止 = no photography
足元注意 = watch your step

If you can read these core signs, you can handle a lot of real-world Japanese without drama. That is the goal: understand the warning before it turns into a situation. And once you notice the patterns, Japanese notices stop looking mysterious and start looking almost friendly. Almost.