Yokoyama Yui, 2019
|Birthdate||December 8, 1992|
|Occupation||Singer, Idol, Actress|
|Team||Team A (Captain)|
|Generation||9th Generation AKB48|
|Associated Acts||AKB48, NMB48, SDN48, SKE48, HKT48, Nogizaka46, JKT48, SNH48|
|Sub-Units||Milk Planet, Team Surprise, not yet, Balance Sentai - Veggie Rangers, Yasai Sisters, Milk Planet|
- 09.20.2009 - Joined AKB48 as a Kenkyuusei
- 10.10.2010 - Promoted to Team K (AKB48 Tokyo Aki Matsuri)
- 08.24.2012 - Transferred to Team A (Tokyo Dome Team Shuffle)
- 08.24.2012~04.28.2013 - Had a Concurrent Position on NMB48's Team N (Promotion: December 19, 2012 | Graduation: May 20, 2013)
- 02.24.2014 - Transferred to Team K (AKB48 Group Daisokaku Matsuri)
- 03.26.2015 - Transferred to Team A (AKB48 Spring Shuffle 2015)
Senbatsu Selection Events
- 2nd Senbatsu Election - Not Ranked
- 3rd Senbatsu Election - #19 (Senbatsu)
- 4th Senbatsu Election - #15 (Senbatsu)
- 5th Senbatsu Election - #13 (Senbatsu)
- 6th Senbatsu Election - #13 (Senbatsu)
- 7th Senbatsu Election - #10 (Senbatsu)
- 8th Senbatsu Election - #11 (Senbatsu)
- 10th Senbatsu Election - #6 (Kami 7)
- AKB48 Group
- Fukuoka Dome
- Sapporo Dome
- Osaka Dome
- Nagoya Dome
- Tokyo Dome
-  - AKB48 Murder Mystery Series (Manga) (Glico's Ice no Mi CMs) (as Yokoyama Yui, FILE 4 and Online Testimony)
-  - Balance Sentai - Veggie Rangers (Kagome CMs) (as Cauliflowanger)
-  - Yasai Sisters (Kagome CMs) (replacing Ono Erena as Sister Beet)
-  NMB48 Geinin! THE MOVIE Owarai Seishun Girls!
-  Jounetsu Tairiku Yokoyama Yui Documentary
-  - Sailor Zombie
-  - NMB48 Geinin!! 2
-  - Majisuka Gakuen 2
-  - Majisuka Gakuen (cameo, final episode only)
- Hobbies: Karaoke, Strolling, Visiting Bookstores
- Favorite Colors: Purple, White, Black, Pink
- Favorite Food: Beef Rice
- In an episode in AKBingo!, before eating Spicy Chicken Curry, said that she handles spicy food well.
- Leader of Light Music Club
- Her audition song was "Blue Bird" by Ikimonogakari.
- Has a pet cockatiel.
- Attended Heart Voice Studio Music School for Middle and High School.
- Originally auditioned for SKE48's 2nd generation audition.
- Was the vocalist in a high school band.
- She is also well known for her role in Bimyo~ (Season 1) as "The Untrusting Senshi: Honmayan".
- Shares the same name (in romaji) as Team 8 member Yokoyama Yui.
- Close with Shimazaki Haruka (YuiParu).
- ↑ 2014.05.31 - Mecha×2IkeTeruh! (Fuji TV)
Captain of Team A
Captain of Team K
Captain of Team A
AKB48 General Manager
|Members||Iriyama Anna | Okabe Rin (Captain) | Okumoto Hinano | Oguri Yui | Kato Rena | Gotou Moe | Shitao Miu | Shinozaki Ayana | Suzuki Kurumi | Taguchi Manaka | Tanikawa Hijiri | Chiba Eri | Chou Kurena | Nishikawa Rei | Hitomi Kotone | Maeda Ayaka | Miyazaki Miho | Mukaichi Mion | Yokoyama Yui | Yoshida Karen|
|Stages||A1 | A2 | A3 | A4 | A5 | A6 | Waiting Stage | A7|