• Another 音码 input system • Official name is 注音符號 • Called bopomofo because of first four sounds • 1913: developed by Ministry of Education (教育部) in China • 1986: Adopted by the Taiwan government – Called 國語字母 (National Phonetic Alphabet) • Pedagogic tool to ease writing/reading of Chinese • Official way to learn Chinese in Taiwan • 37 symbols – 21 consonants – 16 vowels • 5 tone symbols