Syreni

Syreni is the idol group of Seashore Pretty Cure!. It consists of Maki Narumi, Kiku Kazanari, Kiana Music, Ayuka Tategoto, Kairi Utane, Kotori Kaigara, and Kanon Oto.

Sub-units
The sub-units are Vaudeville, with Kiku, Kiana, and Kairi, the Twin Suns, with Ayuka and Kotori, and Harmonious, with Maki and Kanon.

Songs

 * Kagayaku no o Matteimasu (Maki, Kiku, and Kiana's debut song)
 * Blue Heaven (Maki, Kiku, Kiana and Kanon's first song together)
 * Shine Together (Maki, Kiku, Kiana, Ayuka, Kairi, Kotori and Kanon's first song together)
 * Last Man Standing (Maki, Kiku, Kiana, Ayuka, Kairi, Kotori and Kanon's final song together)