Matsui Sakiko was a member of AKB48's Team A. She is now the keyboardist of a Japanese rock-girlband, LOC -LAST ONE CALL-.
Catchphrase
- みなさんこんばんは。松井咲子です
- Mina-san konbanwa. Matsui Sakiko desu
- (Good evening, everyone. I'm Matsui Sakiko)
Team History
- 2008.12 - Joined AKB48 as Kenkyuusei
- 2009.08.23 - Promoted to Team K (2009 Team Shuffle)
- 2012.08.24 - Transferred to Team A (Tokyo Dome Team Shuffle)
- 2015.03.26 - Transferred to Team K (AKB48 Spring Team Shuffle 2015), but didn't debut
- 2015.08.09 - Graduated from AKB48's Team A (Announcement May 29, 2015 | Last activity: August 9, 2015)
AKB48 Senbatsu Elections
- 1st Senbatsu Election - Not Ranked
- 2nd Senbatsu Election -Not Ranked
- 3rd Senbatsu Election - #38 (Undergirls)
- 4th Senbatsu Election - #53 (Future Girls)
- 5th Senbatsu Election - #60 (Future Girls)
- 6th Senbatsu Election - Not Ranked
- 7th Senbatsu Election - Didn't Participate
AKB48 Janken Tournaments
- 1st Janken Taikai - #15 (Lost to Kasai Tomomi)
- 2nd Janken Taikai - Round 2 (Lost to Suzuki Mariya)
- 3rd Janken Taikai - Round 2 (Lost to Nagao Mariya)
- 4th Janken Taikai - Round 1 (Lost to Miyawaki Sakura)
- 5th Janken Taikai - Round 2 (Lost to Watanabe Miyuki)
Piano Albums
- [2012.10.03] - Kokyuu Suru Piano (呼吸するピアノ)
Singles Participation
AKB48 A-Sides
AKB48 B-Sides
Albums Participation
AKB48 Albums
- Anata ga Ite Kureta kara (SET LIST ~Greatest Songs~ Kanzen ban)
- Kimi to Niji to Taiyou to (Kamikyokutachi)
- Boku ni Dekiru Koto (Koko ni Ita koto)
- Koko ni Ita koto (Koko ni Ita koto)
- Iede no Yoru (1830m)
- Aozora yo Sabishikunai ka? (1830m)
- Kakushin ga Moterumono (Tsugi no Ashiato)
- Oh! Baby (Koko ga Rhodes da, Koko de Tobe!)
Units
Stage Units
- RS2 (Idol no Yoake)
- Itoshiki Natasha
- H2 (Yume wo Shinaseru Wake ni Ikanai)
- Kioku no Dilemma (Revival)
- K6 (RESET)
- Ashita no Tame ni Kiss wo
- Team A Waiting Stage
- Ame no Pianist
- Kioku no Dilemma (New Units)
- A5 (Renai Kinshi Jourei)
- Manatsu no Christmas Rose (Revival)
Concert Units
Yokohama Arena 2010 'AKB48 Manseki Matsuri Kibou Sanpi Ryouron'
KYORAKU PRESENTS AKB48 SKE48 LIVE IN ASIA
AKB48 Kouhaku Utagassen 2011
Washington D.C. Concert
AKB48 Kouhaku Utagassen 2012
- Team Aka Oshi
- Anata to Christmas Eve (Piano)
AKB48 2013 Manatsu no Dome Tour ~Mada mada, Yaranakya Ikenai koto ga aru~
- Tokyo Dome
AKB48 8th Anniversary
AKB48 Kouhaku Utagassen 2013
- Yoyaku Shita Christmas (Piano)
AKB48 Request Hour Setlist Best 200 2014
AKB48 Zenkoku Tour 2014
- Shimane
- Kokoro no Fumen (Piano)
- Kirigirisu Jin
AKB48 Kouhaku Utagassen 2014
AKB48 x JKT48 Concert "Bergandengan Tangan Bersama Kakak"
Kojimatsuri ~Kojima Haruna Kanshasai~
- Ponytail to Shushu (Piano Intro)
Media Appearances
Movies
- Bingo (2012)
Dramas
- Sakura Kara no Tegami (桜からの手紙) (2011)
- Majisuka Gakuen 2 (マジスカ学園2) (2011)
Variety Shows
- AKBINGO!
- Shukan AKB
- AKB48 no Anta, Dare?
Photobooks
- Sakiko
- "delusion"
- Moso Tsubaki
Trivia
- Good friends with: Nonaka Misato, Suzuki Mariya
- Former member of MINT, the winner unit of the AmebaPigg Unit Battle
- Former member of Culture Club
- Failed AKB48's 6th generation auditions
- Concurrently a student specializing in piano at Tokyo College of Music
- One of the 50 winners of the Young Jump Gravure Competition
- On January 10, 2011, she attended “Coming of Age Day” with Miyazawa Sae, Sato Natsuki, Katayama Haruka, Nakata Chisato, Matsubara Natsumi and Sato Amina.
- She was supposed to transfer to Team K after the AKB48 Spring Team Shuffle 2015, but she graduated before the changes took effect, thus graduating as a Team A member instead.
- First member of AKB48 to release a solo piano album.
- Announced her marriage on December 3, 2023, to comedian Ueda Kohey.