How many songs are in the album "静かな緑の世界" by Ame Echo?

There are a total of 20 songs in "静かな緑の世界".

When was the album "静かな緑の世界" by Ame Echo released?

"静かな緑の世界" was released on October 16, 2023.

#	Track	Artist	Key	Camelot	BPM
1	静かな星微宇宙	Ame Echo	B Minor	10A	137
2	草原の宇宙風	Ame Echo	B♭ Major	6B	134
3	風の夢星舞	Ame Echo	D Major	10B	135
4	海の微風微星	Ame Echo	D Major	10B	132
5	月の宇宙微風	Ame Echo	G Major	9B	136
6	星座の星風	Ame Echo	E Major	12B	139
7	静寂の夢星詩	Ame Echo	F♯ Major	2B	136
8	夜明けの宇宙夜	Ame Echo	G Major	9B	142
9	花の星微詠	Ame Echo	A Major	11B	72
10	風の夢星語	Ame Echo	F Major	7B	70
11	海の宇宙微詩	Ame Echo	G Minor	6A	136
12	空の星夢風景	Ame Echo	F♯ Minor	11A	137
13	雲の微風星詩	Ame Echo	B♭ Major	6B	134
14	森の宇宙微微音	Ame Echo	G Major	9B	137
15	星座の星舞	Ame Echo	A Major	11B	72
16	静かな星微音楽	Ame Echo	A Major	11B	134
17	草原の夢星詠	Ame Echo	B♭ Major	6B	137
18	風の宇宙微微調	Ame Echo	B♭ Major	6B	139
19	海の星宇宙風	Ame Echo	F Minor	4A	69
20	月の夢星微音	Ame Echo	B♭ Minor	3A	130