Kawaguchi Kyogo (河口恭吾)
Koufuku no uta
Release date: April 18, 2007
01 Koufuku no uta
02 Zutto futari de...
03 Natsu he no senbou
04 Koufuku no uta (-one version)
Honto wa shiawase
Release date: June 28, 2006
01 Honto wa shiawase
02 Over
03 Honto wa shiawase (-one version)
