STELLABEATS

, formerly stylized Stella☆Beats, is an idol group. They are nicknamed Suterabi (ステラビ).

2013

 * On February 2, 2013, LoveKen, the new kenkyuusei group for the ArcJewel idol agency, performed its first live as the sub-groups LoveKen (Luce) and LoveKen (Stella). LoveKen Stella was made up of Sasaki Arisa, Sakuragi Kotoka, Nanase Nozomi, and Hoshino Mana.

2014

 * On February 21, 2014, Aya joined LoveKen (Stella).
 * On May 23, LoveKen Luce was renamed Luce Twinkle Wink☆ and LoveKen (Stella) was renamed Stella☆Beats. Both units were promoted to full groups and all members graduated from LoveKen.
 * Stella☆Beats held their first performance as a group on June 15th.
 * The group released their debut single, Kono Koi wa Tomaranai, on December 9.

2015

 * On April 30, 2015, the group announced a search for new members with Stella☆Beats Hatsu Member Audition 2015 ~Natsu Kara, Idol!~.
 * On May 1 Sasaki Arisa announced that she would graduate from the group in July.
 * On May 12 their second single, Fantastic Traveller, was released.
 * On June 17 Aya announced that she would graduate from the group in July.
 * Sasaki Arisa's graduation live was held on July 4.
 * On July 12 Aino Aimi transferred from sister group Jelno! to Stella☆Beats.
 * Special edition single C'mon let's go! was released on July 15.
 * Aya's graduation live was held on July 29.
 * On August 5, Sakuragi Kotoka announced that she would graduate from the group in September.
 * On September 2, Aino Aimi announced her graduation from the group.
 * Special edition single Trick or treat was released on September 16.
 * A dual graduation live was held for Sakuragi Kotoka and Aino Aimi on September 30.

2016

 * On January 19, 2016, the group released their third single, Hoshizora Symphony.
 * On February 13 Maeda Misaki was announced as a new member.
 * Nanase Nozomi announced her graduation on June 7 and stopped activities with the group on the 16.
 * An audition for new members was held from June 28 to July 31.
 * Niibo Kishiro, a member of LoveKen, was revealed as Nanase Nozomi's temporary replacement on July 2. She graduated from LoveKen on the 24 to become a permanent understudy for Stella☆Beats.
 * Nanase Nozomi's graduation live was held on August 10.
 * On October 4 the group's fourth single, Saa Tomo ni! -story Of Yours-, was released.
 * Niibo Kishiro was promoted to a full member on October 12.
 * A collaboration single with Kirameki☆Unforent, Yuki no Kakera*, was released on December 17. On the same day, Hoshino Mana announced that she would graduate from the group in February 2017.

2017

 * On February 25, Hoshino Mana's graduation live was held.
 * The group released their first album, Tales of Stella☆Beats, on February 28.
 * On March 19 Fujita Akari was revealed as a new member.
 * On July 4 the group released their fifth single, SUMMER SUMMER Kami-sama!!!!.
 * From October 15 to November 8 Maeda Misaki was on hiatus due to a throat condition.

2018

 * On January 10, 2018, Fujita Akari announced that she would graduate from the group on March 21.
 * The sixth single, Fuyu, Masquerade, was released on January 23.
 * Fujita Akari's graduation live was held on March 21.
 * On April 22 Sato Aoi and Ogura Runon joined the group as new members.
 * The group changed agencies from ArcJewel to MATSURI on May 1.
 * The maxi single Story of Stella☆Beats was released on August 7.
 * On November 6th the seventh single, Kimi Koe Refrain, was released.

2019

 * On January 10, 2019, Yonemitsu Riko left the group due to a breach in contract.
 * An audition for new members was announced on March 18.
 * On April 9 it was announced all four members will be graduating on July 5 and new members would be added.
 * On June 8 the group released their eighth single, Sparkle Stories.
 * All members graduated from Stella☆Beats on July 5 at a one-man live at TSUTAYA O-WEST.
 * On August 3 the group's name was changed to STELLABEATS.
 * Hashizume Aika, Ishihara Karin, and Miyazono Nana were revealed on Twitter as the three new members of the group on August 7.
 * On October 3 Hashizume Aika graduated from the group.
 * On December 1, two new members were announced: Kitano Mayuho, and Honda Miyabi.

Current Members

 * Ishihara Karin (石原花鈴; Yellow ) (Joined August 2019)
 * Miyazono Nana (宮園奈那; Red ) (Joined August 2019)
 * Kitano Mayuho (北野眞夢萌; Pink ) (Joined December 1, 2019)
 * Honda Miyabi (本田雅; Light Blue ) (Joined December 1, 2019)

Former Members

 * Sasaki Arisa (笹木ありさ) (Original Member, Graduated July 2015)
 * Aya (アヤ) (Original Member, Graduated July 2015)
 * Sakuragi Kotoka (桜木琴歌) (Original Member, Graduated September 2015)
 * Aino Ami (愛野アミ) (Joined July 2015, Graduated September 2015)
 * Nanase Nozomi (七瀬望美; Green ) (Original Member, Graduated August 2016)
 * Hoshino Mana (星野愛菜; Red ) (Original Member, Graduated February 2017)
 * Fujita Akari (藤田あかり; Yellow ) (Joined March 2017, Graduated March 2018)
 * Yonemitsu Riko (米満梨湖; Purple ) (Joined October 2015, Left January 2019)
 * Maeda Misaki (前田美咲; Pink ) (Joined January 2016, Graduated July 2019)
 * Niibo Kishiro (新穂貴城; Blue ) (Joined July 2016, Graduated July 2019)
 * Ogura Runon (小倉月奏; Green ) (Joined April 2018, Graduated July 2019)
 * Sato Aoi (佐藤葵; Yellow ) (Joined April 2018, Graduated July 2019)
 * Hashizume Aika (橋爪愛花; Blue ) (Joined August 2019, Graduated October 2019)

Albums

 * [2017.02.28] Tales of Stella☆Beats

Singles

 * [2014.12.09] Kono Koi wa Tomaranai (この恋はとまらない)
 * [2015.05.12] Fantastic Traveller
 * [2016.01.19] Hoshizora Symphony (星空シンフォニー)
 * [2016.10.04] Saa Tomo ni! -story Of Yours- (さあ共に! -story Of Yours-)
 * [2017.07.04] SUMMER SUMMER Kami-sama!!!! (SUMMER SUMMER神様!!!!)
 * [2018.01.23] Fuyu, Masquerade (冬、マスカレード)
 * [2018.11.06] Kimi Koe Refrain (君声リフレイン)
 * [2019.06.28] Sparkle Stories

Special Edition Singles

 * [2015.07.15] C'mon let's go!
 * [2015.09.16] Trick or treat

Maxi Singles

 * [2018.08.07] Story of Stella☆Beats

Collaboration Singles

 * [2016.12.17] Yuki no Kakera* (雪のカケラ*) (with Kirameki☆Unforent)