These are the full versions of the theme songs and bonus vocal tracks of The Disappearance of Nagato Yuki-chan. There are also karaoke versions of the vocal tracks, solo versions of the opening theme for each singer individually, and a bunch of different arrangements of Tender Oblivion, the ending theme of the disappearance of Haruhi Suzumiya.
Thank you to Milin Jiaacco for annotating the time stamps!
0:00:00 FURE FURE MIRAI vo. Kitakō Bungeibu Joshikai
0:03:53 Arigatō, Daisuki vo. Minori Chihara
0:09:10 Madobe no Yokan vo. Yuki Nagato (Minori Chihara)
0:13:18 Sagashite Ita Fūkei vo. Yuki Nagato (Minori Chihara)
0:18:14 Fuwafuwa NAKAMA de Yoroshiku ne vo. Yuki Nagato (Minori Chihara) & Ryōko Asakura (Natsuko Kuwatani)
0:23:03 Shiawase wa Nichijō no Naka de vo. Ryōko Asakura (Natsuko Kuwatani)
0:28:08 LOVE EDITION vo. Ryōko Asakura (Natsuko Kuwatani)
0:32:26 Koi wa MIrai kara KURU? vo. Mikuru Asahina (Yūko Gotō)
0:36:50 Taiyō to Daisy vo. Mikuru Asahina (Yūko Gotō)
0:41:16 Ai no Monban EXTRA vo. Tsuruya-san (Yuki Matsuoka)
0:45:01 Fuku ga Kitarite Kaze ga Fuku vo. Tsuruya-san (Yuki Matsuoka)
0:49:11 Dreamer to Iu Bōkensha vo. Haruhi Suzumiya (Aya Hirano)
0:53:23 Sakkaku Loving’ you? vo. Haruhi Suzumiya (Aya Hirano)
0:58:13 Madobe no Yokan (off vocal)
1:02:22 Sagashite Ita Fūkei (off vocal)
1:07:15 Shiawase wa Nichijō no Naka de (off vocal)
1:12:20 LOVE EDITION (off vocal)
1:16:39 Koi wa MIrai kara KURU? (off vocal)
1:21:02 Taiyō to Daisy (off vocal)
1:25:27 Ai no Monban EXTRA (off vocal)
1:29:12 Fuku ga Kitarite Kaze ga Fuku (off vocal)
1:33:20 Dreamer to Iu Bōkensha (off vocal)
1:37:31 Sakkaku Loving’ you? (off vocal)
1:42:21 FURE FURE MIRAI (Nagato Yuki ver.) vo. Yuki Nagato (Minori Chihara)
1:46:17 FURE FURE MIRAI (Asakura Ryoko ver.) vo. Ryōko Asakura (Natsuko Kuwatani)
1:50:14 FURE FURE MIRAI (Asahina Mikuru ver.) vo. Mikuru Asahina (Yūko Gotō)
1:54:10 FURE FURE MIRAI (Tsuruya-san ver.) vo. Tsuruya-san (Yuki Matsuoka)
1:58:07 FURE FURE MIRAI (Suzumiya Haruhi ver.) vo. Haruhi Suzumiya (Aya Hirano)
2:02:05 Yasashī Bōkyaku vo. Minori Chihara
2:07:44 Yasashī Bōkyaku sonority vo. Minori Chihara
2:12:16 Yasashī Bōkyaku sincerity vo. Minori Chihara
2:17:27 Yasashī Bōkyaku 〜 Aru Hi no Yume
You can buy (most of) the Soundtrack here:
(But be careful, the Dollar to Yen exchange rate may shock you. This is more expensive than you might think. It comes with the DVDs but it’s still pretty pricey if you ask me.)
MAG.MOE - The MAG, The MOE.