Linux: build 1.2.2-RC2-K Half width "katakana" can't inputted.

An attached program can input an alphabet and a number.
However, it can't be done that half width "katakana" is inputted using atok.

Reproduce to:
1) Compile attached program JTeXtAreaTest.java.
2) Excute
3) Input half width "katakana" ex "aiueo" use Atok or Wnn.