My Japan Name Builder

Fill out the fields below. Choose whether the form asks for two fields (Last + Given) or three (Last + First + Middle). Your name converts as you type. Edit the katakana directly if the conversion misses. All changes save automatically.

Form type

Katakana readings auto-converted

Edit directly if the auto-conversion misses.

Format options

Separator:
Order:
Last name 姓 (sei)
Romaji Marcelo
全角 full-width katakana マルセロ
半角 half-width katakana マルセロ
ひらがな hiragana まるせろ
全角 full-width romaji Marcelo

Most common on Japanese government and banking forms

Given name 名 (mei) · First + Middle
Romaji Robbie Mar Moreno
全角 full-width katakana ロビー・マル・モレノ
半角 half-width katakana ロビー・マル・モレノ
ひらがな hiragana ろびー・まる・もれの
全角 full-width romaji Robbie Mar Moreno
Copied

Katakana conversion uses a custom syllable-based mapping table with English pre-processing. Half-width katakana uses a hand-maintained Unicode mapping.

Read why Japanese forms work this way.