Kaika Sengen!

 (開花宣言！) is the fourth single by Nanaland. It.

It is the last single to feature Yukimura Karin.

Single Information
The lead track, Kaika Sengen!, was used as the October ending theme song for Nippon Television's Buzz Rhythm 02 and Asahi Broadcasting's Aiseki Shokudo.
 * Catalog Number:
 * COCA-17928 (Type A / Regular Edition)
 * COCA-17929 (Type B / Oba Haruka Edition)
 * COCA-17930 (Type C / Mineshima Komaki Edition)
 * COCA-17931 (Type D / Yukimura Karin Edition)
 * COCA-17932 (Type E / Nishijima Nanako Edition)
 * COCA-17933 (Type F / Takeuchi Tsukine Edition)
 * COCA-17934 (Type G / Seto Minami Edition)
 * COCA-17935 (Type H / Miyoshi Reina Edition)
 * Price: ¥1,200

Type A

 * 1) Kaika Sengen! (開花宣言！)
 * 2) Zenbuwasato (ゼンブワザト)
 * 3) Itazura (悪戯)
 * 4) Kaika Sengen! (Instrumental)
 * 5) Zenbuwasato (Instrumental)
 * 6) Itazura (Instrumental)

Type B ~ H

 * 1) Kaika Sengen!
 * 2) Zenbuwasato
 * 3) Itazura
 * 4) Kaika Sengen! (Member Solo Vocal Ver.)

Featured Members

 * Oba Haruka
 * Mineshima Komaki
 * Yukimura Karin (Last)
 * Nishijima Nanako
 * Takeuchi Tsukine
 * Seto Minami
 * Miyoshi Reina