Hard Nut! Original Soundtrack
| Composed by | Asami Tachibana / Pyotr Ilyich Tchaikovsky / Takafumi Wada |
| Published by | SUZAK MUSIK LTD. |
| Catalog number | NGCS-1033 |
| Release type | Game Soundtrack - Official Release |
| Format | 1 CD - 26 tracks |
| Release date | November 20, 2013 |
| Duration | 01:02:05 |
| Genres |
All Music Composed by TAKAFUMI WADA, ASAMI TACHIBANA
M01,03,05,07,09,11,13,15,17,20,21,22,23,26 by TAKAFUMI WADA
M02,04,06,08,10,12,14,16,18,19,24,25 by ASAMI TACHIBANA
MUSICIANS
Drums = Yutaka Odawara
Bass = Toshino Tanabe
Guitars = Masayoshi Furukawa, Harutoshi Ito
Piano = Yoichi Nozaki
Strings section = Yu Manabe strings
Flute = Hideyo Takakuwa
Oboe = Masakazu Ishibashi
Clarinet = Kimio Yamane
Fagotto = Kenichi Goshima
Horn = Otohiko Fujita, Yasushi Katsumata
Vocal = Kyoko Kishikawa
Piano, Keyboards & All Instruments = TAKAFUMI WADA, ASAMI TACHIBANA
Some tracks are inspired by music from ballet THE NUTCRACKER composed by Pyotr Ilyich Tchaikovsky.
M01,03,05,07,09,11,13,15,17,20,21,22,23,26 by TAKAFUMI WADA
M02,04,06,08,10,12,14,16,18,19,24,25 by ASAMI TACHIBANA
MUSICIANS
Drums = Yutaka Odawara
Bass = Toshino Tanabe
Guitars = Masayoshi Furukawa, Harutoshi Ito
Piano = Yoichi Nozaki
Strings section = Yu Manabe strings
Flute = Hideyo Takakuwa
Oboe = Masakazu Ishibashi
Clarinet = Kimio Yamane
Fagotto = Kenichi Goshima
Horn = Otohiko Fujita, Yasushi Katsumata
Vocal = Kyoko Kishikawa
Piano, Keyboards & All Instruments = TAKAFUMI WADA, ASAMI TACHIBANA
Some tracks are inspired by music from ballet THE NUTCRACKER composed by Pyotr Ilyich Tchaikovsky.
| 1 | Secret Formula | 02:09 | |
| 2 | く るみ割り人形＜行進曲～for ハードナッツ！ ＞ | 01:56 | |
| 3 | Quantum Leap | 02:53 | |
| 4 | HNMT2 | 02:35 | |
| 5 | く るみ割り人形＜花のワルツ～Key ＞ | 01:19 | |
| 6 | :algorithm | 02:19 | |
| 7 | Eat The Hard Nuts | 02:50 | |
| 8 | C.I.D：Nitijou | 02:15 | |
| 9 | Thinking | 02:30 | |
| 10 | JIKEN | 02:37 | |
| 11 | Chasing | 02:25 | |
| 12 | UG:Sousa | 02:27 | |
| 13 | Coffee | 03:08 | |
| 14 | IM - ＋ PASSIVE | 02:26 | |
| 15 | Dark Clouds | 02:32 | |
| 16 | KURUMI’s Daily | 02:39 | |
| 17 | Zero | 02:03 | |
| 18 | KIBOU | 02:36 | |
| 19 | HNMT2 piano ver. | 02:24 | |
| 20 | く るみ割り人形＜金平糖の精の踊り ～Door ＞ | 01:40 | |
| 21 | Loop | 02:15 | |
| 22 | Great Trick | 02:24 | |
| 23 | Beat the Brain | 02:33 | |
| 24 | HNMT2 guitar ver. | 02:04 | |
| 25 | HNMT2 strings ver. | 02:27 | |
| 26 | Morning Glow | 02:39 |
