|Birthdate||October 3, 1997|
|Current Age||25 Years Old|
|Social Networks||7gogo / Instagram / SHOWROOM / Twitter|
|Idol Career Info|
|Debuted||June 2013 / 15th Generation|
- 1 Catchphrase
- 2 Trivia
- 3 History
- 4 AKB48 Senbatsu Elections
- 5 AKB48 Janken Tournaments
- 6 Team History
- 7 Singles Participation
- 8 Albums Participation
- 9 Units
- 9.1 Jankenmin
- 9.2 Stage Units
- 9.3 Concert Units
- 9.3.1 AKB48 Group Kenkyuusei Concert ~Oshimen Hayai Mono Gachi~
- 9.3.2 AKB48 8th Anniversary
- 9.3.3 AKB48 Kouhaku Utagassen 2013
- 9.3.4 AKB48 Zenkoku Tour 2014
- 9.3.5 AKB48 9th Anniversary
- 9.3.6 AKB48 Kouhaku Utagassen 2014
- 9.3.7 Kojimatsuri ～Kojima Haruna Kanshasai～
- 9.3.8 AKB48 Group Seijin Shiki Concert ~Otona ni Nanka Naru Mono ka~
- 9.3.9 AKB48 Tandoku Concert ~Jabajatte Nani?~
- 9.3.10 AKB48 Team K Tandoku Concert 〜Team K no K tte nan no K?〜
- 9.3.11 AKB48 Zenkoku Tour 2019 ～Tanoshii bakari ga AKB!～
- 9.3.12 MX Matsuri! AKB48 60th Single "Hisashiburi no Lipgloss" Announcement Commemoration Concert in Budokan 2022
- 10 Media Appearances
- 11 Stage Plays
- 12 Gallery
- Yokoyama CHIIMU K no 25-sai, Yumoto Ami desu. Yoroshiku onegaishimasu.
- (I'm Yumoto Ami from Yokoyama Team K, 25-years old. I'll be in your care.)
- Favorite food: Strawberry
- Favorite drink: Acai Juice
- Favorite subject: Physical education
- Favorite sports: Volleyball, dance
- Favorite animal: Dog
- Favorite artist: E-girls (girl group)
- Admired members: Yokoyama Yui
- Close friends with: Nozawa Rena, Hori Miona
- She is former classmates with Hori Miona, and the two have visited Tokyo Disneyland together in private.
- She is the oldest member in AKB48 15th Generation.
- She has a younger brother.
- She is a skilled dancer and athlete. She can do backflips and other gymnastics moves.
- She first learned how to backflip in 5th grade of elementary school.
- Staff members have described her as a calm person who transforms during performances, showing strong moves and acrobatics.
- She shares the same exact birthday with former member Takahashi Juri (October 3rd, 1997).
- She is a member of the unofficial "Aoichigo" sub-unit with Fukuoka Seina, Ichikawa Manami and Komiyama Haruka.
- She was a member of the omurice team in the AKB48 Cooking Senbatsu Competition.
- On January 19, joined AKB48 as a member of the 15th Generation.
- On April 30, had her theater debut as a background dancer for Team K 1st Waiting Stage.
- On June 5, was part of the AKB48 Members#Kenkyuusei concert Oshimen Hayai Mono Gachi.
- On June 9, was part of the Kenkyuusei Stage Pajama Drive.
- On September 19, ranked #16 in the 4th Janken Taikai, thus her first senbatsu participation being Kimi no Hohoemi wo Yume ni Miru, released on December, 11.
- On February 24, was promoted to Yokoyama Team K during the AKB48 Group Daisokaku Matsuri shuffle.
- On April 29th, had her first appearance on AKBINGO!.
- On May 7, was part of the Shonichi for the RESET Stage Revival.
- On March 26, was announced to be part of the new Minegishi Team K during the AKB48 Spring Shuffle 2015.
- On November 30, was part of the Shonichi for Saishuu Bell ga Naru.
- On October 10, ranked 12 in the 2016 Janken Tournament. She was part of the sub-unit that released the B-side for the Janken Single "Sakasazaka", titled Kiseki no Door.
- On September 24, participated in the AKB48 Group Unit Janken Tournament 2017 as part of the sub-unit "Dancing Cats" together with Ichikawa Manami and Tano Yuka. They lost in the first round.
- On October 9th, had her final appearance on AKBINGO!.
- On December 8th, at the AKB48 16th Anniversary Team Shuffle, it was announced she would stay with Taguchi Team K.
- From January 19th to 23rd, appeared in the stage play "Shoot OUT!" (シュートOUT！) as Koganei Minami.
- On April 6th, was part of the senshuuraku performance for Team K's RESET stage.
- On April 19th, officially joined Taguchi Team K.
- On June 4th and 11th, appeared in episodes 3 and 4 of AKB48 no Uta (AKB48の歌).
AKB48 Senbatsu Elections
- 6th Senbatsu Election - Not Ranked
- 7th Senbatsu Election - Not Ranked
- 8th Senbatsu Election - Not Ranked
- 9th Senbatsu Election - Not Ranked
- 10th Senbatsu Election - Not Ranked
AKB48 Janken Tournaments
- 4th Janken Taikai - #16 (Lost to Natori Wakana)
- 5th Janken Taikai - Round 2 (Lost to Maeda Ami)
- 6th Janken Taikai - Round 3 (Lost to Nakanishi Chiyori)
- 7th Janken Taikai - #2 (Lost to Tanabe Miku)
- 8th Janken Taikai - Round 1 (Lost to Genghis Cat)
- AKB48 Kenkyuusei → Team K
- Sasameyuki Regret (Heart Ereki)
- Kimi no Hitomi wa Planetarium (Heart Ereki)
- Koi to ka... (Mae Shika Mukanee)
- Itoshiki Rival (Labrador Retriever)
- Hajimete no Drive (Kibouteki Refrain)
- Oneesan no Hitorigoto (Kuchibiru ni Be My Baby)
- Aishuu no Trumpeter (Tsubasa wa Iranai)
- Shuuden no Yoru (Teacher Teacher)
- Black Jaguar (Ne mo Ha mo Rumor)
- Loss of time (Moto Kare desu)
- Unmei no Uta (Hisashiburi no Lipgloss)
- Chireba ii no ni... (Tsugi no Ashiato)
- Conveyor (Koko ga Rhodes da, Koko de tobe!)
- Ai no Shisha (0 to 1 no Aida)
MX Matsuri! AKB48 60th Single "Hisashiburi no Lipgloss" Announcement Commemoration Concert in Budokan 2022
- New Team Concert
- Shout OUT (シュートOUT！) (2022) - Koganei Minami (小金井みなみ)
- AKB48 no Uta (AKB48の歌) (2022) - Episodes 3 & 4
Yumoto Ami 10th Senbatsu Election Poster (2018)
Yumoto Ami (2018)
Yumoto Ami 9th Senbatsu Election Poster (2017)
Yumoto Ami (2017)
Yumoto Ami 8th Senbatsu Election Poster (2016)
Yumoto Ami (2016)
Yumoto Ami (2015)
Yumoto Ami (2014)
Yumoto Ami (2013)