This package was debianized by 
  2005-2006 Tatsuya Kinoshita <tats@debian.org>

The upstream source can be downloaded from
  http://nais.to/~yto/tools/chalow/

Upstream author: YAMASHITA Tatsuo <yto@nais.to>

The author places this program in the public domain.

The original license statement is written in Japanese,
"無償・無保証・著作権放棄".