| U+ | art-254 |
| 1843 | |
| Unicode Character Names | art-315 | MONGOLIAN LETTER TODO LONG VOWEL SIGN |
| American English | eng-004 | MONGOLIAN LETTER TODO LONG VOWEL SIGN |
| français | fra-000 | LETTRE MONGOLE DIACRITIQUE LONGUE VOYELLE TODO |
| français | fra-000 | LETTRES TODO |
| français | fra-000 | Lettres Todo |