Sakiko Matsui
Sakiko Matsui is a Japanese singer and pianist. She was a member of AKB48. Concurrently as a student specializing in piano at Tokyo College of Music, she has released a piano instrumental album Kokyū Suru Piano on October 3, 2012, which reached number 10 on Oricon's albums chart.
Discography
AKB48
| Year | No. | Title | Role | Notes and additional tracks performed |
| 2009 | - | - | - | - |
| 2009 | 14 | "River" | B-side | "Hikōkigumo" |
| 2010 | 16 | "Ponytail to Shushu" | B-side | "Boku no Yell" |
| 2010 | 18 | "Beginner" | B-sides | "Boku Dake no Value" and "Kimi ni Tsuite" |
| 2010 | 19 | "Chance no Junban" | A-side | |
| 2011 | 20 | "Sakura no Ki ni Narō" | B-sides | "Kiss Made 100 Mile" |
| 2011 | 21 | "Everyday, Katyusha" | B-side | "Hito no Chikara" |
| 2011 | 22 | "Flying Get" | Under Girls | "Dakishimecha Ikenai" |
| 2011 | 23 | "Kaze wa Fuiteiru" | Under Girls Yurigumi | "Gondola Lift" |
| 2011 | 24 | "Ue kara Mariko" | B-side | "Zero-sum Taiyō" |
| 2012 | 25 | "Give Me Five!" | Special Girls B | "Hitsujikai no Tabi" |
| 2012 | 26 | "Manatsu no Sounds Good!" | B-side | "Gugutasu no Sora" |
| 2012 | 27 | "Gingham Check" | Future Girls | "Show Fight!" |
| 2012 | 28 | "Uza" | B-side | "Kodoku na Hoshizora" |
| 2012 | 29 | "Eien Pressure" | B-side | "Watashitachi no Reason" |
| 2013 | 30 | "So Long!" | B-side | "Ruby" |
| 2013 | 31 | "Sayonara Crawl" | Team A | "Ikiru Koto" |
| 2013 | 32 | "Koisuru Fortune Cookie" | Future Girls | "Suitei Marmalade" |
| 2013 | 33 | "Heart Electric" | Team A | "Kisu made Countdown" |
| 2014 | 35 | "Mae shika Mukanee" | Team A | "Koi to ka" |
| 2014 | 36 | "Labrador Retriever " | B-side | "Kimi wa Kimagure" |
| 2014 | 38 | "Kibouteki Refrain" | B-sides | "Juujun na Slave" & "Reborn" |