Block: Bopomofo

Range U+3100 - U+312F
Official Chart http://www.unicode.org/charts/PDF/U3100.pdf
Wikipedia Bopomofo is a Unicode block containing phonetic characters for Chinese. The original set of 40 Bopomofo characters is based on the Chinese standard GB 2312. Additional Bopomofo characters can be found in the Bopomofo Extended block.
https://en.wikipedia.org/wiki/Bopomofo_(Unicode_block)
Characters