Predia

predia was an idol group formed in 2010. They were an older, sexy themed idol group with an average age of 28.

They were created as the first sister group of PASSPO☆ and made their live debut as PASSPO☆'s opening act on November 23, 2010. Their name was stylized as pre-dia until December 2011.

The group disbanded on June 5, 2022 after a final concert.

Final Line-Up

 * Murakami Rumina (村上瑠美奈) - Main Vocal (Original Member)
 * Minato Akane (湊あかね) - ex-Sub Leader, Main Vocal (Original Member)
 * Mizuno Mai (水野まい) (Original Member)
 * Sawaguchi Keiko (沢口けいこ) (Original Member)
 * Sakurako (桜子) (Joined September 19, 2011)
 * Maeda Yuu (まえだゆう) (Joined March 30, 2014)

Former Members

 * Kirikawa Risa (桐川りさ) (Original Member, Left July 2011)
 * Hirata Akemi (平田明海) (Original Member, Left July 2011)
 * Ishii Yukiko (石井由希子) (Original Member, Graduated September 19, 2011)
 * Umakoshi Sachiko (馬越幸子) (Original Member, Graduated January 14, 2012)
 * Yosaka Yui (與坂唯) (Joined January 14, 2012, Graduated June 30, 2012)
 * Murakami Marina (村上麻莉奈) (Original Member, Graduated November 9, 2012)
 * Izumi Terumi (和泉テルミ) - Leader (Original Member, Graduated February 22, 2014)
 * Takeda Megumi (竹田愛) (Original Member, Graduated February 22, 2014)
 * Okamura Akina (岡村明奈) - ex-Sub Leader (Original Member, Graduated February 2, 2019)
 * Aoyama Reiko (青山玲子) (Original Member, Graduated February 2, 2019)
 * Matsumoto Runa (松本ルナ) (Original Member, Graduated February 2, 2019)
 * Hayashi Yuzuka (林弓束) (Joined January 14, 2012, Graduated February 2, 2019)
 * Anon (あのん) (Joined November 24, 2019, Graduated on April 7, 2021)

Albums

 * 1) [2012.03.28] Invitation (Indies)
 * 2) [2015.02.18] Koko no Dahlia ni Kuchizuke wo (孤高のダリアにくちづけを)
 * 3) [2018.02.14] Fabulous (ファビュラス)
 * 4) [2021.01.27] 10ct

Best Albums

 * 1) [2014.04.09] Best of predia 2010-2013 〜Reception〜
 * 2) [2018.12.18] Best of predia "THE ONE"
 * 3) [2022.05.24] DIAMOND

Mini-Albums

 * 1) [2012.12.12] Escort me?
 * 2) [2016.06.22] Byakuya no Viola ni Idakarete (白夜のヴィオラにいだかれて)

Singles

 * 1) [2011.01.26] Dia Love (Indies)
 * 2) [2011.07.20] Dream Of Love (Indies)
 * 3) [2011.11.23] Honey B (ハニーB) (Indies)
 * 4) [2013.04.17] Crazy Cat (Indies)
 * 5) [2013.08.27] Hey Now!! (Indies)
 * 6) [2014.08.06] Kowareta Ai no Hate ni (壊れた愛の果てに)
 * 7) [2014.12.17] Utsukushiki Kodoku-tachi (美しき孤独たち)
 * 8) [2015.08.26] Mitashite Amore (満たしてアモーレ)
 * 9) [2016.01.27] Setsuna no Yoru no Naka de (刹那の夜の中で)
 * 10) [2017.01.25] Kindan no Masquerade (禁断のマスカレード)
 * 11) [2017.06.21] Nouvelle Cuisine (ヌーベルキュイジーヌ)
 * 12) [2017.10.25] Ms.Frontier
 * 13) [2018.08.22] Curtain Call (カーテンコール)
 * 14) [2019.06.12] NAKED
 * 15) [2019.11.06] Shalala Niagara (シャララ・ナイアガラ)
 * 16) [2020.09.23] Tokyo Madonna (東京マドンナ)
 * 17) [2021.08.04] Garasu no Umbrella (硝子のアンブレラ)
 * 18) [2022.02.23] DRESS

Digital Singles

 * 1) [2020.11.23] AS ONE

Live Albums

 * 1) [2013.05.03] predia Acoustic Live 2013.4.7 at UENO STORE HOUSE
 * 2) [2013.11.10] predia Acoustic party 2013.8.24 at SHIBUYA Mt. RAINIER HALL

DVDs

 * 1) [2013.10.07] predia LIVE DVD SHIBUYA-AX PARTY ON MAY 3, 2013

Albums

 * [2016.10.26] Dakishimete Shining by MAY'S - Featuring (CD-#04 "ROMANCE wa After Work" (ROMANCEはアフターワーク); DVD-#02 "ROMANCE wa After Work (Music Clip)" (ROMANCEはアフターワーク (Music Clip))