How many songs are in the album "ERA" by Kazuyoshi Nakamura?

There are a total of 21 songs in "ERA".

When was the album "ERA" by Kazuyoshi Nakamura released?

"ERA" was released on September 6, 2000.

#	Track	Artist	Key	Camelot	BPM
1	イーラ	Kazuyoshi Nakamura	C Major	8B	148
2	1, 2, 3	Kazuyoshi Nakamura	A Major	11B	99
3	ロザリオ	Kazuyoshi Nakamura	E Major	12B	132
4	メロウ	Kazuyoshi Nakamura	A Major	11B	170
5	スヌーズ・ラグ	Kazuyoshi Nakamura	G Major	9B	108
6	ピーナッツ	Kazuyoshi Nakamura	A Major	11B	112
7	ショートホープ	Kazuyoshi Nakamura	G Major	9B	149
8	威風堂々 - Part 1	Kazuyoshi Nakamura	G Major	9B	85
9	威風堂々 - Part 2	Kazuyoshi Nakamura	C Major	8B	124
10	虹の戦士	Kazuyoshi Nakamura	F♯ Minor	11A	77
11	ジュビリー・ジャム	Kazuyoshi Nakamura	D Major	10B	0
12	ジュビリー	Kazuyoshi Nakamura	D Major	10B	97
13	ゲルニカ	Kazuyoshi Nakamura	E Minor	9A	168
14	グレゴリオ	Kazuyoshi Nakamura	A Major	11B	162
15	君ノ声	Kazuyoshi Nakamura	F♯ Major	2B	88
16	ハレルヤ	Kazuyoshi Nakamura	F Major	7B	142
17	バイ・CDJ	Kazuyoshi Nakamura	E♭ Minor	2A	131
18	ロックンロール	Kazuyoshi Nakamura	A Major	11B	155
19	21秒間の沈黙	Kazuyoshi Nakamura	C Minor	5A	0
20	素晴らしき世界	Kazuyoshi Nakamura	C Major	8B	147
21	シークレット・トラック	Kazuyoshi Nakamura	C Major	8B	117