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How to translate a Japanese menu with your camera, offline
Pointing your camera at a Japanese menu is the fastest way to find out what is on it. The step many people miss is checking the result: a literal translation of a dish name can mislead, and an allergen can slip through. Here is a workflow that works without signal.
Quick answer: Set up offline language resources first, photograph the menu in good light one section at a time, then check allergen words in the original Japanese yourself. Confirm anything that matters with staff and a card.
Getting a clean scan
- Light and angle. Hold the phone parallel to the menu, avoid glare, and capture one section at a time.
- Zoom in on dishes rather than the whole page, so the text stays sharp.
- Know the limits. Handwritten menus, stylized fonts and vertical text (縦書き, tategaki) are harder to read. Use the pointing method if the scan fails.
- Take a photo for later and ask “写真を撮ってもいいですか？” first if the place is small.
Literal translation vs what the dish is
A word-for-word translation of 親子丼 gives “parent and child bowl”. A helpful tool also tells you it is a chicken and egg rice bowl; see what is oyakodon for the example. For dishes you do not recognize, our menu reading guide gives you kanji to spot on your own: 焼 (grilled), 揚 (fried), 煮 (simmered), 丼 (bowl), 定食 (set meal).
Check allergens in the Japanese text
Translations can omit or soften an ingredient. If you have an allergy, scan the original text for the words in the table below, and when in doubt show a card. Never rely on a translation or a menu description alone for a serious allergy; ask the staff to confirm with the kitchen. For offline setup details, see Japan offline translator.
Allergen words to spot on a scanned menu
| Japanese (kana) | Romaji | English |
|---|---|---|
| たまご・玉子（卵） | tamago | egg |
| にゅうせいひん・チーズ・バター（乳製品） | nyuuseihin, chiizu, bataa | dairy, cheese, butter |
| こむぎ・てんぷら・パン（小麦・天ぷら） | komugi, tenpura, pan | wheat, tempura, bread |
| そば（蕎麦） | soba | buckwheat noodles |
| ピーナッツ・らっかせい（落花生） | piinattsu, rakkasei | peanut |
| えび・かに | ebi, kani | shrimp, crab |
| くるみ・ナッツ | kurumi, nattsu | walnut, nuts |
| しょうゆ・みそ（醤油・味噌） | shouyu, miso | soy sauce, miso |
| ミックス・かいせん（海鮮） | mikkusu, kaisen | mixed / seafood (may include shrimp) |
| ごま | goma | sesame |
Printable “which dishes are safe?” card
After you scan, show this card and point to the dish you are considering. Write your allergen in the blank.
私は（ ）アレルギーです。
I am allergic to (write your allergen here).
このメニューで、入っていない料理を教えてください。
Please show me which dishes on this menu do not contain it.
この料理に入っていますか？
Does this dish contain it?
少量でも命に関わります。
Even a small amount can be life-threatening.
ご協力ありがとうございます。 Thank you for your help. · japanmust.com
Printing tip: set the page to “fit to page”, or take a screenshot and show it on your phone. Delete the last line if your allergy is not severe.
Allergy safety: this is travel information, not medical advice. Restaurants often cannot guarantee an allergen-free meal, and cross-contact in kitchens is common. Carry any prescribed medication and a doctor’s letter, and check current Japanese rules for bringing medicine into the country.
Frequently asked questions
Can I translate a Japanese menu offline?
Yes, if your translator supports on-device camera translation and you have downloaded the Japanese resources in advance. Test it in airplane mode.
Why does the translation sound strange?
Dish names are vocabulary, not sentences. A literal translation of 親子丼 gives “parent and child bowl”. Look for a tool that explains the dish.
Can the camera detect allergens?
It can help you read allergen words, but a menu description never guarantees what is in the food. Always confirm with staff, especially for a serious allergy.
What if the menu is handwritten?
Handwriting is hard for text recognition. Point at the item, ask staff, or use a short phrase and a card.
Related guides
Scan any Japanese menu offline
Japan Interpreter reads a Japanese menu with your camera on-device, explains dishes in plain English and flags common allergens.
Japan Interpreter: offline camera and text translation for Japan. Allergen flags help, but never replace asking the restaurant.