How many songs are in the album "眠くならないときに頼るピアノコレクション" by Relaxing BGM Project?

There are a total of 20 songs in "眠くならないときに頼るピアノコレクション".

When was the album "眠くならないときに頼るピアノコレクション" by Relaxing BGM Project released?

"眠くならないときに頼るピアノコレクション" was released on September 13, 2023.

#	Track	Artist	Key	Camelot	BPM
1	Whispering Wind Lullaby	Relaxing BGM Project	D♭ Major	3B	135
2	Soft Serenade to Slumber	Relaxing BGM Project	D♭ Major	3B	79
3	Midnight's Melodic Embrace	Relaxing BGM Project	G Major	9B	72
4	Dreamscape's Delicate Dance	Relaxing BGM Project	D♭ Major	3B	135
5	Night's Nurturing Notes	Relaxing BGM Project	D♭ Major	3B	79
6	Restful Reverie in Rhythms	Relaxing BGM Project	E♭ Major	5B	72
7	Starlit Soothing Sonata	Relaxing BGM Project	A♭ Major	4B	128
8	Gently Guiding to Dreamland	Relaxing BGM Project	A♭ Major	4B	128
9	Moon's Murmur Melodies	Relaxing BGM Project	A♭ Major	4B	128
10	Hush of the Heavens	Relaxing BGM Project	C Major	8B	64
11	Celestial Caress in C-Minor	Relaxing BGM Project	A♭ Major	4B	128
12	Sleep's Silent & Calm Symphony	Relaxing BGM Project	A♭ Major	4B	128
13	Dusk's Delicate Draw	Relaxing BGM Project	A♭ Major	4B	128
14	The Pillow's Peaceful Prelude	Relaxing BGM Project	A♭ Minor	1A	141
15	Calm's Cradling Chords	Relaxing BGM Project	A♭ Major	4B	128
16	The Nightfall's Nurturing Nocturne	Relaxing BGM Project	A♭ Major	4B	128
17	Stillness in the Starlight	Relaxing BGM Project	C Major	8B	64
18	Dreams Drifting in D-Major	Relaxing BGM Project	A♭ Major	4B	128
19	Slumber's Soft Sonatina	Relaxing BGM Project	A♭ Major	4B	128
20	Restful Ripples in Rhythms	Relaxing BGM Project	A♭ Major	4B	128