Japanese tools that run in your browser

Free, no sign-up, no upload. Your text and files are processed on your device and never sent to a server.

Japanese Language Tools

For Japanese learners, teachers, and anyone handling Japanese text.

Furigana Generator Add furigana (reading hints) to any Japanese text. Ruby HTML or bracket style. Kanji & Kana to Romaji Convert Japanese text to romaji with Hepburn romanization. Numbers & Counters Correct readings for numbers, counters, dates and time — irregulars included. Kanji Stroke Order Animated stroke order for all 2,136 jōyō kanji — grouped by school grade — plus hiragana and katakana. Kanji Practice Sheets Printable tracing sheets for kanji and kana — by JLPT level or your own words. JLPT Kanji Lists Kanji for JLPT N5–N1 with meanings and stroke order — printable A4 checklists for every level. Printable Flashcards Type "front | back", print double-sided A4 flashcards. One-click JLPT kanji decks included. Genkouyoushi Maker Print genkouyoushi (Japanese manuscript paper) on A4, with vertical text layout. Japanese Era Converter Convert between Reiwa / Heisei / Showa years and the Western calendar.

Your Name in Japanese

Convert your name to katakana, then turn it into a stamp or a 3D print.

Name in Japanese See your name in katakana — 1,700+ reviewed names, each with its own page (hiragana, romaji and a sound-by-sound guide). Hanko Stamp Generator Make a Japanese name seal (hanko) and download it as a transparent PNG. 3D Name Tag Maker Turn your name — katakana included — into a 3D-printable keychain (3MF).

Living & Working in Japan

Made by native speakers — the paperwork and email conventions nobody explains.

Japanese Paperwork Explained Annotated guides to real documents: payslips, invoices and more. Business Email Templates Copy-paste Japanese business emails and phrases, with when-to-use notes. Japanese Units Converter Tsubo, tatami (jō), shaku, ken, ri, monme and more — to metric and imperial, with charts. Japanese Size Conversion Clothing, shoe and ring sizes — JP to US, UK and EU. Japanese shoe sizes are foot length in cm.

Visiting Japan & Travel

Plan the trip, pack the bag, know the holidays — and print it all.

Japan Public Holidays This year and next, with Golden Week and Silver Week explained — and why Obon is busy but not a holiday. Travel Packing Checklist Check off as you pack — includes a Visiting Japan template (power plugs, cash, IC cards). Saves your progress. Travel Itinerary Maker Type your plan, print a clean A4 itinerary — cover page, day-by-day schedule and emergency contacts. Japanese Travel Phrases Tap a phrase to show it big in Japanese — point-and-show style — or print the A4 cheat sheet.

Device & Webcam Tests

Quick checks before your next call. Nothing is recorded or uploaded.

Mic Test See your microphone level instantly and check it picks up your voice — right in the browser. Webcam Test Preview your camera and check the picture before a meeting or stream. Speaker & Headphone Test Test left and right channels and find out which side is silent. Keyboard Test Press every key and watch it light up — US (ANSI) and JIS layouts. Mouse Test Check every button, double-click speed and scroll — and catch a chattering mouse. Monitor Test Full-screen color panels to spot dead pixels, stuck pixels and backlight bleed. Touch Screen Test Trace the grid to find dead zones and test multi-touch points. Gamepad Test See every button and stick input live — works with most USB and Bluetooth controllers. Reaction Time Test Click when the color changes. Results include display and input latency — compare against yourself.

Copy & Paste Tools

One-click copy. No hunting through article pages.

Emoji Copy & Paste Every emoji on one page. Click to copy — that’s it. Kaomoji — Japanese Emoticons Classic Japanese text faces like (´∀｀), sorted by feeling, one click to copy. Free SVG Icons Thousands of open-source icons. Click to copy SVG code for Figma or code.

Looking for more? The Japanese site has 70+ tools: temoto 日本語版

Tiếng Việt: Công cụ cho người Việt tại Nhật（ベトナム語版・試験公開）