Youplus

 (ユープラス), formerly known as CHAOSPIPIS (カオスピピス) is a YouTube girl group that debuted on April 3, 2021.

On June 16, 2021, it was announced that CHAOSPIPIS would be suspending activities and Shiraki Riho would be leaving the group.

In July 2021, they rebranded as a four-member unit under the name Youplus. They officially started activities in September the same year.

On July 8, 2023, the group announced that they would disband on September 3, the second anniversary of their formation.

Final Line-Up

 * Nakanishi Kana (中西香菜; ) - Leader 
 * Hayashida Mahiro (林田真尋; )
 * Ogata Haruna (尾形春水; )

Former Members

 * Shiraki Riho (白木莉帆) (Left on June 16, 2021)
 * Okonogi Ruka (小此木流花) (Left on June 16, 2021)
 * Kawago Hina (川後陽菜; ) (Left on July 9, 2023)

Albums

 * 1) [2023.07.07] Ryuuseigun (流星群; Meteor Shower)

EPs

 * 1) [2021.12.22] TO THE NIGHT OF THE COSMIC EXPRESS

Singles

 * 1) [2022.04.13] Delight
 * 2) [2022.11.23] Mujaki (無邪気; Innocence)

Digital Singles

 * 1) [2021.04.04] MY BORDERLINE (As CHAOSPIPIS)
 * 2) [2021.04.10] FLeeLy (As CHAOSPIPIS)
 * 3) [2021.11.24] Last Laugh
 * 4) [2022.10.28] Tegami (Hayashida Mahiro・Kawago Hina Ver) (てがみ (林田真尋・川後陽菜ver); Letter (Hayashida Mahiro・Kawago Hina Ver))

Trivia

 * All current and former members of were previously members of popular J-Pop girl groups before graduating and becoming YouTubers:
 * Nakanishi Kana is a former 2nd generation member of ANGERME
 * Kawago Hina is a former 1st generation member of Nogizaka46
 * Hayashida Mahiro is a former member of Fairies
 * Ogata Haruna is a former 12th generation member of Morning Musume
 * Okonogi Ruka is a former member of akishibu project
 * Shiraki Riho is a former member of Turtle Lily