|Nickname||Ucchii (うっちー), Uchida-san (内田さん)|
|Birthdate||December 27, 1993|
|Birthplace||Hachioji, Tokyo, Japan|
|Current Age||29 Years Old|
|Social Networks||Instagram / SHOWROOM / Twitter / YouTube / Threads|
|Idol Career Info|
|Former Team||Team K|
|Debuted||October 2007 / 5th Generation|
- 1 Catchphrase
- 2 Trivia
- 3 AKB48 Senbatsu Elections
- 4 AKB48 Janken Tournaments
- 5 Team History
- 6 Singles Participation
- 7 Albums Participation
- 8 Units
- 8.1 Stage Units
- 8.2 Concert Units
- 8.2.1 Surprise wa Arimasen
- 8.2.2 AKB48 Kouhaku Utagassen 2011
- 8.2.3 AKB48 Kouhaku Utagassen 2012
- 8.2.4 AKB48 8th Anniversary
- 8.2.5 AKB48 Kouhaku Utagassen 2013
- 8.2.6 AKB48 Request Hour Setlist Best 200 2014
- 8.2.7 AKB48 Zenkoku Tour 2014
- 8.2.8 AKB48 Kouhaku Utagassen 2014
- 8.2.9 Takajo Aki and Nagao Mariya Graduation Concert
- 9 Photobooks
- 10 Books
- 11 Media Appearances
- 12 Gallery
- Chicchakutatte atsuki omoi wa EBERESUTO kyuu. Uchida Mayumi desu.
- (I may be short but my passion is Everest-level. I'm Uchida Mayumi.)
- Hobbies: Reading, taking walks, caring for rabbits, rock paper scissors.
- Favorite colors: Black, gold, red, white, pink
- Favorite food: Pumpkin, cheese, shrimp.
- Favorite anime: Black Butler, Macross Frontier, A Certain Scientific Railgun, Shaman King, and Durarara!!
- Favorite AKB48 songs: BINGO!, Darui Kanji
- Favorite member: Takahashi Minami, Matsubara Natsumi
- Good friends with: Nito Moeno, Oya Shizuka
- She is a former member of Culture Club.
- She auditioned for AKB48 because she admired Takahashi Minami. She wanted to join the entertainment world because she idolized Ayumi Hamasaki.
- Her first nickname "Ucchi" was created by Akimoto Yasushi.
- It took 678 days to be promoted. She performed as an under for each team during this time. In 2010 theater manager Togasaki Tomonobu said she had become a pillar of the kenkyuusei.
- She practiced swimming, Kyokushin Karate, and soccer growing up. She did not have dance experience prior to joining AKB48, though.
- She demonstrated her karate skills in her AKB1/149 Renai Sousenkyo route. Her specialty is the upper roundhouse kick, and her favorite technique is the heel drop.
- She is left handed.
- She has her belly button pierced.
- She is known for her skills with comedy.
- At one point, was the member with the 3rd most performances at the AKB48 Theater.
- Now, she is the member with the 10th most theater appearances with 805 appearances at the time of her graduation.
- After graduation, she opened her own yakiniku restaurant named Yakiniku IWA in Tokyo. Her parents also own a Yakiniku restaurant, and they form the "Uchida group".
- She has a pet rabbit named Tan-chan.
AKB48 Senbatsu Elections
- 1st Senbatsu Election - Not Ranked
- 2nd Senbatsu Election - Not Ranked
- 3rd Senbatsu Election - Not Ranked
- 4th Senbatsu Election - Not Ranked
- 5th Senbatsu Election - Not Ranked
- 6th Senbatsu Election - Not Ranked
- 7th Senbatsu Election - Didn't Participate
AKB48 Janken Tournaments
- 1st Janken Taikai - Winner
- 2nd Janken Taikai - Round 2 (Lost to Sashihara Rino)
- 3rd Janken Taikai - #4 (Lost to Nito Moeno)
- 4th Janken Taikai - Round 1 (Lost to Izuta Rina)
- 5th Janken Taikai - #10 (Lost to Watanabe Miyuki)
- AKB48 Kenkyuusei → Team K → (Team B) → Graduation
- Joined AKB48 as a Kenkyuusei on October, 2007
- Promoted to Team K on August 23, 2009 (2009 Team Shuffle)
- Transferred to Team B on March 26, 2015, but graduated before the changes took effect (AKB48 Spring Shuffle 2015)
- Graduated from AKB48 Team K on August 22, 2015 (Announcement: August 7, 2015 | Graduation Stage: August 22, 2015 | Last activity: October 25, 2015)
- 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)
- Kyouhansha (Tsugi no Ashiato)
- Conveyor (Koko ga Rhodes da, Koko de tobe!)
- [2013.02.23] Iwa ni Shimiiru “Uchida-san” no Koe (岩にしみ入る“内田さん”の声)
- [2014.01.31] Ienai Koigokoro (言えない恋心)
- AKB48 Kagekidan 「∞・Infinity」 (2009)
- Majisuka Gakuen 2 (マジスカ学園2) (2011)
Uchida Mayumi after her graduation
Uchida Mayumi (2014)
Uchida Mayumi (2013)
Uchida Mayumi (2012)
Uchida Mayumi (2011)
Uchida Mayumi, winner of the 1st Janken Taikai (2010)
Uchida Mayumi (Late 2010)
Uchida Mayumi (Early 2010)
Uchida Mayumi (2009)
Uchida Mayumi (2007)