Dohatsuten, a Japanese band, performed both the opening and ending themes, Ginga Densetsu Weed and Tsuki Akari, respectively. On December 7, 2005, Imperial Records released a single containing the themes and karaoke versions.The full soundtrack for the series, composed by Y2 DOGS, was released by Imperial Records on January 25, 2006.

35 tracks can be found from the soundtrack:

01.	Ginga Densetsu Weed	1:34
02.	The Spirit of Succession	2:35
03.	Onward, Soldiers	1:54
04.	Tsuki Akari (Instrumental)	1:33
05.	Aikyacchi	0:10
06.	Way Of The Soldiers, Way Of The Monster	2:45
07.	Onward, Soldiers 2	1:51
08.	GB's Theme	1:49
09.	Smith's Theme	2:06
10.	Assassin	1:50
11.	Akame's Theme	1:45
12.	Kyoushiro's Theme	1:48
13.	Tsuki Akari (Alternative Version)	1:33
14.	Shock	0:14
15.	Ginga Densetsu WEED (Electric Guitar)	1:34
16.	Scramble!	1:52
17.	Exceed the Verge of Death	2:44
18.	Evil Serge	1:36
19.	His Decision	1:47
20.	A New Ginga Legend	0:34
21.	The Spirit of Succession 2	1:42
22.	Dash!	1:38
23.	Hougen and Genshin	1:58
24.	The Iron Hammer of Justice	1:44
25.	His Name Is Weed	2:05
26.	Ginga Densetsu WEED (Acoustic Guitar)	1:13
27.	Crisis	0:13
28.	Descent of the Evil - Hougen's Theme	1:20
29.	A Crisis of Life and Death	2:14
30.	Hougen and Genshin 2	1:45
31.	Ginga Densetsu WEED (Acoustic Guitar) 2	1:39
32.	Puzzle	0:15
33.	The Battle Of Justice - Departure Theme	1:35
34.	The Breath of Ohu	1:36
35.	Tsuki Akari (TV Size)	1:32