International Phonetic Alphabet has great popularity in Japan. In our country, IPA alphabet is used in English education of junior high schools. In Unicode, ‘Consonants’, ‘Vowels’, and ‘Other Symbols’ are in IPA Extension, ‘Suprasegmentals’, ‘Diacritics’, ‘Tone & Word Accents’ are in Spacing Modifier Letters as individual letters, ‘Diacritics’, ‘Tone & Word Accents’ are in Combining Diacritical Ma