How many songs are in the album "The Legend of The Blue Sea OST" by Various Artists?

There are a total of 35 songs in "The Legend of The Blue Sea OST".

When was the album "The Legend of The Blue Sea OST" by Various Artists released?

"The Legend of The Blue Sea OST" was released on January 20, 2017.

#	Track	Artist	Key	Camelot	BPM
1	Hidden story	2nd Moon	B Minor	10A	78
1	Sound Of Ocean	Ryo Yoshimata	G Major	9B	76
2	Somewhere Someday	Sung Si Kyung	B♭ Major	6B	94
2	My name	2nd Moon	A Minor	8A	173
3	You are my world	Yoon Mirae	B♭ Major	6B	131
3	As This Time	2nd Moon	C Major	8B	182
4	The way to looking for you	2nd Moon	E Minor	9A	98
4	Lean On You	Jung Yup	F♯ Major	2B	86
5	Sea of Mermaids 1	2nd Moon	D Minor	7A	133
5	Love Story	Lyn	D Major	10B	62
6	Shy Boy	Ha Hyun Woo	G Major	9B	143
6	Sea of Mermaids 2	2nd Moon	A♭ Major	4B	84
7	WindFlower	Lee Sun Hee	E♭ Minor	2A	125
7	Sea of Mermaids 3	2nd Moon	F Major	7B	165
8	Fool	KEN	D Major	10B	102
8	A lost memory	2nd Moon	A Major	11B	83
9	Sweet wait	2nd Moon	A Minor	8A	99
9	If Only	KIMSEJEONG	A♭ Major	4B	82
10	I like it together.	2nd Moon	G Major	9B	86
10	Day By Day	Park Yunha	G Major	9B	176
11	Why Would I Do Like	Coffeeboy	D Major	10B	118
11	Where you stand	2nd Moon	E Major	12B	90
12	Wait For you	2nd Moon	B Minor	10A	105
12	Love Road	Min Chae	E♭ Major	5B	124
13	Lighthouse	2nd Moon	C Minor	5A	123
13	Memories	Ryo Yoshimata	C Major	8B	111
14	The Last Time	Ryo Yoshimata	B♭ Minor	3A	138
14	In A Dream	2nd Moon	A♭ Major	4B	129
15	A lost memory reprise	2nd Moon	E Minor	9A	77
16	I see your heart	2nd Moon	D Major	10B	112
17	JinJu's s devotion	2nd Moon	F♯ Minor	11A	98
18	Agent Blue	2nd Moon	G Major	9B	92
19	Where I lived	2nd Moon	D Minor	7A	105
20	My name reprise	2nd Moon	A Minor	8A	148
21	Could I meet you again	2nd Moon	C Major	8B	140