Period.

Period. (ぴりおど. ) is an idol group formed in July 2019.

On April 30, 2021, they stopped activities in order to form a new lineup. They re-debuted as Melmilk in January 2022.

Final Line-Up

 * Fushimi Riho (伏見りほ; ) (Joined September 2019)
 * Hina (ひな; ) (Joined November 2019)

Former Members

 * Yuzuki Mako (柚季まこ; ) (Founding Member; Graduated January 2020)
 * Futaba Hana (双葉はな; ) (Founding Member; Graduated January 2020)
 * Rio (りお; ) (Joined November 2019; Left March 2020)
 * Amano Rinka (天野りんか; ) (Joined September 2019; Graduated June 2020)
 * Nanase Tsubura (七瀬つぶら; ) (Founding Member; Graduated December 2020)
 * Aizawa Rina (逢沢りな; ) (Joined September 2019; Graduated February 2021)
 * Ami (あみ; ) (Joined November 2019; Graduated February 2021)