vengeance;vengeance feat. 鏡音レン;クウヤ;Return to zero original sound track #2;1;1 direction;direction;クウヤ;Return to zero original sound track #2;1;2 for twins;for twins feat. 鏡音レン, 鏡音リン;クウヤ;Return to zero original sound track #2;1;3 幾千の色;幾千の色 feat. 初音ミク;クウヤ;Return to zero original sound track #2;1;4 prayer;prayer feat. KAITO;クウヤ;Return to zero original sound track #2;1;5 can't forget;can't forget feat. 鏡音レン;クウヤ;Return to zero original sound track #2;1;6 ツンdeリン;ツンdeリン feat. 鏡音リン;クウヤ;Return to zero original sound track #2;1;7 次元を超えて;次元を超えて feat. 鏡音リン, 初音ミク;クウヤ;Return to zero original sound track #2;1;8 prayer;prayer feat. 鏡音レン;クウヤ;Return to zero original sound track #2;1;9 vengeance;vengeance;クウヤ;Return to zero original sound track #2;1;10 for twins;for twins;クウヤ;Return to zero original sound track #2;1;11 幾千の色;幾千の色;クウヤ;Return to zero original sound track #2;1;12 prayer;prayer;クウヤ;Return to zero original sound track #2;1;13 can't forget;can't forget;クウヤ;Return to zero original sound track #2;1;14 ツンdeリン;ツンdeリン;クウヤ;Return to zero original sound track #2;1;15 次元を超えて;次元を超えて;クウヤ;Return to zero original sound track #2;1;16