How many songs are in the album "Air Doll soundtrack" by World's End Girlfriend?

There are a total of 21 songs in "Air Doll soundtrack".

When was the album "Air Doll soundtrack" by World's End Girlfriend released?

"Air Doll soundtrack" was released on September 25, 2009.

#	Track	Artist	Key	Camelot	BPM
1	Open Eye with the Breeze	World's End Girlfriend	D♭ Major	3B	67
2	On the Day of Birth	World's End Girlfriend	A Major	11B	97
3	Answered Prayer	World's End Girlfriend	D Major	10B	80
4	Umbrella is	World's End Girlfriend	D Minor	7A	143
5	On the Hill of Emptiness	World's End Girlfriend	A Minor	8A	169
6	Shadow Reflecting the Light	World's End Girlfriend	E♭ Major	5B	112
7	Crossing	World's End Girlfriend	A Minor	8A	111
8	Coloring of adventure	World's End Girlfriend	E Minor	9A	186
9	Recording of Remembrance	World's End Girlfriend	D♭ Major	3B	133
10	The Road	World's End Girlfriend	F Major	7B	157
11	Dreaming Birthday Party	World's End Girlfriend	F♯ Minor	11A	61
12	About a Exist	World's End Girlfriend	C Major	8B	121
13	Not Singin' in the Rain	World's End Girlfriend	A♭ Minor	1A	109
14	Little Hurry	World's End Girlfriend	F Major	7B	116
15	In the Waters	World's End Girlfriend	F Major	7B	139
16	100 Years of Choke - Air Doll ver.	World's End Girlfriend	A Minor	8A	82
17	Night is Ask	World's End Girlfriend	C Major	8B	99
18	Some Answers	World's End Girlfriend	F♯ Major	2B	95
19	Come Again	World's End Girlfriend	F Major	7B	128
20	Breath	World's End Girlfriend	E Minor	9A	137
21	Life is / River was Filled with Stories	World's End Girlfriend, Bae Doona	E♭ Major	5B	95