Kunrei-shiki Romanization Tool

Convert Japanese hiragana and katakana to Kunrei-shiki romanization.
You can also reverse conversion from Kunrei-shiki romanization to Japanese hiragana.

  • Japanese → Romaji
  • Romaji → Japanese
Source Destination


Conversion table

Gojūon a i u e o
ka ki ku ke ko きゃkya きゅkyu きょkyo
sa si su se so しゃsya しゅsyu しょsyo
ta ti tu te to ちゃtya ちゅtyu ちょtyo
na ni nu ne no にゃnya にゅnyu にょnyo
ha hi hu he ho ひゃhya ひゅhyu ひょhyo
ma mi mu me mo みゃmya みゅmyu みょmyo
ya yu yo
ra ri ru re ro りゃrya りゅryu りょryo
wa i e wo
ga gi gu ge go ぎゃgya ぎゅgyu ぎょgyo
za zi zu ze zo じゃzya じゅzyu じょzyo
da di du de do ぢゃdya ぢゅdyu ぢょdyo
ba bi bu be bo びゃbya びゅbyu びょbyo
pa pi pu pe po ぴゃpya ぴゅpyu ぴょpyo
Other a i u e o ya yu yo


Sokuon are repeated with the first consonant letter.


Hatsuon "ん" is represented by "n".
If it is necessary to separate the "n" in Hatsuon from the next vowel letter or "y", put a "'" after the "n".


Chōon is represented by adding "ˆ" (circumflex) over the vowel letters.
In the case of capital letters, vowels may be arranged.

Related sites

If you have any requests, please feel free to contact us via Twitter or Contact.
Also, if you find a problem or bug, it would be helpful if you could contact us.


  • 2022/11/24 NEW
    Added "QR Code Generator" to "Tool".
    Generate a QR code from any text. You can also use emojis etc.
    Use it when you have trouble entering long URLs or large amounts of text.
  • 2022/11/23 NEW
    Added "Random Picker" to "Tool".
    Draw lots from any list.
    You can also decide the order and group (team).
  • 2022/11/01
    The tools "Terminal ASCII Art Generator", "Browser Console ASCII Art Generator", "IDN Conversion Tool", and "uuencode / uudecode Tool" are no longer available.
  • 2022/10/02
    Added "Text Image Generator" to "Tool".
    Convert any text to image.
    ASCII art and emojis can be converted directly into image.
  • 2022/09/30
    Added "Convert this result to an image" to the tools "Huge ASCII Art Generator" and "Braille ASCII Art Generator".
    You can convert the generated ASCII art from text to image.