Isshun Shikanai (一瞬しかない) was an idol group formed in December 2018. They made their stage debut on January 14, 2019.
On March 29, 2025, it was announced that the group would disband with Harenochi Suzume's graduation from idol activities on October 19, 2025, with Nagai Touko and Kuroki Ranka joining new groups.
Members[]
Final Line-Up[]
- Harenochi Suzume (晴後すずめ) (Joined January 10, 2021)
- Nagai Touko (永井瞳子) (Joined September 1, 2023)
- Kuroki Ranka (黒木蘭香) (Joined September 29, 2024)
Former Members[]
- Minato Haru (湊ハル) (Founding member; left May 31, 2019)
- Yuunagi Kyoko (夕凪響子) (Founding member; left June 9, 2020)
- Kouno Natsume (香野夏芽) (Joined June 9, 2019; left June 9, 2020)
- Kodamayo (こだまよ) (Joined November 7, 2021; contract cancelled March 3, 2022)
- Fuwa Frill (仆破フリル) (Founding member; graduated April 30, 2023)
- Ginka (銀海) (Joined January 12, 2020; graduated April 30, 2023)
- Kissa Mei (喫茶めい) (Founding member; withdrew June 30, 2023)
- Otosaka Hao (乙坂ハオ) (Joined September 1, 2023; left May 26, 2024)
- Uno Sakura (宇野さくら) (Joined September 29, 2024; withdrew November 12, 2024)
- Hirano Nazuna (平野なずな) (Joined September 1, 2023; Dismissed February 21, 2025)
Discography[]
Albums[]
- [2022.07.06] Isshun Shikanai no "First Album"! (一瞬しかないの『ファーストアルバム』!)
Singles[]
- [2019.07.15] Kokokara Hajimaru Monogatari (ここからはじまる物語)
- [2019.11.04] twinkle / Yuki to Uchuu (twinkle/雪と宇宙)
Digital Singles[]
- [2020.12.10] Kono Nen no Christmas ni (この年のクリスマスに)
- [2021.02.24] Koi Suru Onsen Girl (恋する温泉ガール)
- [2022.06.10] Watashi no Prism (わたしのプリズム)
- [2022.07.01] Kitto Kimi wo Suki ni Naru (きっと君を好きになる)
- [2025.09.24] Ephemeral (エフェメラル)
Gallery[]
November 2021