Caeca

caeca (開歌-かいか-) is a Japanese idol group which debuted in 2019. The group’s concept is to have the members’ singing reach audiences as if vibrantly blossoming.

The correct romanization of the group’s name is "caeca" instead of "Kaika".

Current members

 * Aoki Maho (青木眞歩) (Founding member)
 * Watanabe Minami (渡邉陽) (Founding member)
 * Yamamura Reina (山村伶那) (Joined October 2022)
 * Iwanaga Sanako (岩永紗菜子) (Joined August 24, 2023)
 * Takahashi Riho (髙橋里穂) (Joined August 24, 2023)

Former Members

 * Kotohira Moka (琴平萌花) (Founding member; Graduated December 2020)
 * Momooka Koyoi (百岡古宵) (Founding member; Graduated May 2021)
 * Sasaki Ami (佐々木亜実) (Founding member; Graduated May 2022)
 * Murakami Yura (村上ゆら) (Joined July 2022; Graduated August 2022)
 * Nagumo Sara (南雲咲楽) (Founding member; Graduated March 2023)

Albums

 * 1) [2022.02.09] Oriori (折々)

Mini-Albums

 * 1) [2020.06.19] Hanauta (花歌-はなうた-)
 * 2) [2023.01.17] Hibi (日々)

Singles

 * 1) [2019.07.19] Uta no Saku Shima / Semi Long (歌の咲く島/セミロング)
 * 2) [2021.07.20] Sun Mana Pa-nya! / Blue Fantasia (サン・マナ・パーニャ！/Blue Fantasia)

Demo Singles

 * 1) [2019.05.05] Uta no Saku Shima - Tsubomi Ban - (歌の咲く島 -蕾盤-)

Limited Distribution Singles

 * 1) [2019.09.27] CAECA’S MUSIC (開歌-かいか-のMUSIC)

CD-R Singles

 * 1) [2020.01.11] 100-Nen Hayari Uta Shuu Sono 1 (開歌-かいか- 100年流行りうた集 その１)