Copyright for chalow source package in Bionic

Format: http://www.debian.org/doc/packaging-manuals/copyright-format/1.0/
Upstream-Name: chalow
Source: http://chalow.org/

Files: *
Copyright: 2001-2007, YAMASHITA Tatsuo
License: public-domain
 This is free software with ABSOLUTELY NO WARRANTY.
 無償・無保証・著作権放棄 (see http://nais.to/~yto/doc/zb/0002.html)
Comment:
 The notice is written in Japanese and describes the work is in the
 public domain.  The document in http://nais.to/~yto/doc/zb/0002.html
 is just an essay, not a license statement.

Files: debian/*
Copyright: 2005-2017, Tatsuya Kinoshita 
License: permissive-debian
 Redistribution and use in source and binary forms, with or without
 modification, are permitted without restriction, with NO WARRANTY.
 You may regard this as a work that is placed in the public domain.