Railway ～ここにある夢～ / KOTOKO TO AKI [ ErogesongFull 2001 ]
5:21
注射器2 / KOTOKO TO AKI [ ErogesongFull 2001 ]
5:46
夏草の線路 -Album Mix- / KOTOKO to 詩月カオリ
5:20
お姫さまだっこ～天使にオシオキ～ / KOTOKO [ ErogesongFull 2001 ]
5:10
PILE・DRIVER / R.I.E [ ErogesongFull 1999 ]
5:58
KOTOKO：Wing My Way
5:36
雨に歌う譚詩曲 / Healing Leaf [ ErogesongFull 2002 ]
5:57
[KOTOKO TO AKI] 夏草の線路
4:41