Kougen No Ryoshuu Album: The Best Uta No Nai KayokyokuArtist: Aoi Sanmyaku feat Horiguchi Hiroo, Tokyo Light Music Club Listen and download
光源 Kougen (Robert Lippok Tagtraum Remix) Album: 流転 陽・RUTEN + RemixesArtist: Kosei Fukuda feat Robert Lippok Listen and download
光源 Kougen (MA + Kosei Fukuda Version) Album: 流転 陽・RUTEN + RemixesArtist: Kosei Fukuda feat The Ma Listen and download