This app was removed from the App Store.
Hankaku kana jiro
iOS iPhone Utilities
Half-width kana (半角カナ Hankaku kana?) are katakana characters
displayed at half their normal width.
1. To register a dictionary of "half-width Kana" to Address Book
2. To convert double-byte Hiragana double-byte katakana.
3. To convert ouble-byte katakana Half-width kana.
4. Word register.