Composed by Yu Takami [track1,4,7,11,13,16,22,24], Nobuaki Nobusawa [track2,3,5,6,8-10,12,14,15,17-21,23]
Orchestration & Arranged by Nobuaki Nobusawa
Strings: Yu Manabe Strings
Trumpet: Kenichi Tsujimoto
Horn: Tatsuo Nippashi
Flute: Narumi Okubo
Oboe: Ami Kumazawa
Acoustic Guitar: Hiroaki Tsutsumi
Programming & All Other Instruments: Yu Takami, Nobuaki Nobusawa
Recorded & Mixed by Yoshihide Mikami
Recorded at SoundCity, Miracle Bus Studio
Mixed at Miracle Bus Studio
Mastered by Shinichi Akagawa (studio mimizuku)
Mastered at studio mimizuku
Producer: Mami Takaishi [高石真美] (Shochiku Music Publishing)
Director: Mitsuo Iwasaki (Miracle Bus)
Production Assistant: Youhei Yoshimura, Yuya Sasaki (Miracle Bus)
Artist Management: Motofumi Komori, Fumiko Yamasaki (Miracle Bus)
Player's Coordinate: Yoji Sugiyama (Witchcraft)
Design: Junko Hara (studio mimizuku)
CD Production Assistance: Ayumi Okubo, Hiroshi Ueda (NHK Publishing)
A&R: Osamu Hayama (IDEAL MUSIC)
Album was composed by and was released on September 16, 2015. Soundtrack consists of 24 tracks tracks with duration over about 60 minutes. Album was released by SUZAK MUSIK LLC., IDEAL MUSIC.
CD 1
| 1 | 「一路」メインテーマ | 04:15 | |
| 2 | 一つの路を行く | 02:45 | |
| 3 | 生きて帰る | 03:37 | |
| 4 | 中山道をゆく | 02:06 | |
| 5 | 丁太と半次 | 01:58 | |
| 6 | 待つ人 | 02:56 | |
| 7 | 左京大夫 | 02:59 | |
| 8 | 剣の道 | 02:41 | |
| 9 | 立ちはだかる困難 | 01:58 | |
| 10 | 参勤交代之御行列ハ行軍也 | 01:33 | |
| 11 | 蒔坂家当主 | 01:43 | |
| 12 | 美濃への想い | 03:11 | |
| 13 | 一路の悲しみ | 01:43 | |
| 14 | 戦太鼓 | 01:29 | |
| 15 | 峠越え | 02:52 | |
| 16 | 一路の危機 | 01:43 | |
| 17 | 謀 | 02:31 | |
| 18 | 一行の騒乱 | 02:16 | |
| 19 | 巨大な闇 | 02:17 | |
| 20 | 新三の裏切り | 01:58 | |
| 21 | 将監の企み | 01:29 | |
| 22 | 父の面影 | 03:09 | |
| 23 | 江戸へ | 01:51 | |
| 24 | 友の優しさ | 03:08 | |
