Kodou no Himitsu / Sayonara, Arigatou.

 (鼓動の秘密 / サヨナラ、ありがとう. ; Secret of the Heartbeat / Good-bye, Thank You.) is the 6th single by TOKYO GIRLS' STYLE.

It was released on May 18, 2011.

Single Information

 * Catalog Number:
 * AVCD-48053 (CD only)
 * AVCD-48050/B (Type A)
 * AVCD-48051/B (Type B)
 * AVCD-48052/B (Type C)

CD Only

 * 1) Kodou no Himitsu (鼓動の秘密)
 * 2) Sayonara, Arigatou. (サヨナラ、ありがとう. )
 * 3) Kodou no Himitsu -Royal Mirrorball Mix-
 * 4) Kodou no Himitsu -YMCK Remix-
 * 5) Kodou no Himitsu -Instrumental-
 * 6) Sayonara, Arigatou. -Instrumental-

CD

 * 1) Kodou no Himitsu
 * 2) Sayonara, Arigatou.
 * 3) Kodou no Himitsu -YMCK Remix-
 * 4) Kodou no Himitsu -Instrumental-
 * 5) Sayonara, Arigatou. -Instrumental-

DVD

 * 1) Dot E TOKYO GIRLS' STYLE LIVE Video (ドット絵 東京女子流 LIVE映像)
 * 2) Dot E TOKYO GIRLS' STYLE Talk Video (ドット絵 東京女子流 トーク映像)
 * 3) Kodou no Himitsu -YMCK REMIX- (Video Clip)

CD

 * 1) Kodou no Himitsu
 * 2) Sayonara, Arigatou.
 * 3) Kodou no Himitsu -YMCK Remix-
 * 4) Kodou no Himitsu -Instrumental-
 * 5) Sayonara, Arigatou. -Instrumental-

DVD

 * 1) Odekake Movie ~Kobe Hen~ (おでかけムービー～神戸編～)
 * 2) Kodou no Himitsu -YMCK REMIX- (Video Clip)

CD

 * 1) Kodou no Himitsu
 * 2) Sayonara, Arigatou.
 * 3) Kodou no Himitsu -YMCK Remix-
 * 4) Kodou no Himitsu -Instrumental-
 * 5) Sayonara, Arigatou. -Instrumental-

DVD

 * 1) Sayonara, Arigatou. (Video Clip)
 * 2) Making of (メイキング映像)

Featured Members

 * Yamabe Miyu
 * Shoji Mei
 * Nakae Yuri
 * Konishi Ayano
 * Arai Hitomi