Yamazaki Mei was born on June 28, 2005 in Hokkaido, Japan.
In 2014, Yamazaki auditioned to become a model for Ciao Girl magazine.
On July 16, it was announced that the successful applicants of the Hello! Project "Hokkaido Gentei" Member Audition would join the newly established trainee branch, Hello Pro Kenshuusei Hokkaido. Yamazaki was officially introduced as one of the first seven members on July 30 at the Hello! Project 2016 SUMMER ~Sunshine Parade~ concert in Sapporo alongside Oota Haruka, Sato Hikari, Ishiguri Kanami, Kawano Minori, Kudo Yume, and Kitagawa Ryo.
On May 6, Yamazaki won the judge's singing award at the Hello! Project Kenshuusei Happyoukai 2018 ~Haru no Koukai Jitsuryoku Shindan Test~ event for her performance of "Wonderful World (English Ver.)".
On May 4, Yamazaki won the judge's character award at the Hello! Project Kenshuusei Happyoukai 2019 ~Haru no Koukai Jitsuryoku Shindan Test~ event for her performance of "Mugen Climax".
On June 22, she was announced as a 15th generation member of Morning Musume '19 alongside Morning Musume '19 LOVE Audition winners Okamura Homare and Kitagawa Rio. She had her last performance as a Hello Pro Kenshuusei Hokkaido member in the Hello! Project Kenshuusei Happyoukai 2019 6gatsu ~Midori~, which ended on June 16. She and the rest of the 15th generation members were introduced on stage during the Hello! Project 2019 SUMMER concert tour from July 13 and will begin performing with the group in the Morning Musume '19 Concert Tour Aki.
On August 28, Kitagawa, Okamura, and Yamazaki held their debut fanclub event, Morning Musume '19 15ki Member FC Event, at Yamano Hall.
On September 5, the 15th generation members began a fanclub-exclusive web talk show, titled Three stations.
On August 21, she celebrated her 15th birthday at a fanclub event titled Morning Musume '20 Yamazaki Mei Birthday Event with two shows at LANDMARK HALL. In compliance with government policy, cheering, crowding, standing, and closeness in the venue were prohibited, and wearing masks were required to enter.
Yamazaki was in her sixth year of elementary school when she joined Hello Pro Kenshuusei Hokkaido and in her second year of middle school when she joined Morning Musume. As of April 2020, Yamazaki is currently in her last year of middle school.
A list of nicknames that have been used to refer to Yamazaki Mei:
- Name: Yamazaki Mei (山﨑愛生)
- Nickname: Mei-chan (めいちゃん)
- Birthdate: June 28, 2005
- Birthplace: Sapporo, Hokkaido, Japan
- Blood Type: B
- Height: 159cm
- Western Zodiac: Cancer
- Eastern Zodiac: Rooster
- Hello! Project Status:
- UP-FRONT PROMOTION Status:
- 2016-07-30: Member
- Morning Musume Member Color: Bright Green
- Hello! Project Groups:
- Other Groups:
- Special Skills: Grade Pre-2 in STEP Eiken test, mat excercises
- Hobbies: Collecting panda goods
- Favorite Music Genre: J-Pop (idols)
- Favorite Food: Curry, sweet food, spicy food, seaweed, kinako mochi
- Favorite Sports: Mat exercises, dancing
- Favorite School Subjects: English, Art, Music
- Least Favorite School Subjects: Japanese, Mathematics, Society
- Favorite Colors: Purple, light blue
- Charm Point: English listening
- Motto: "Keep on trying"
- Favorite Hello! Project Songs: "Ai Araba IT'S ALL RIGHT", "Chokotto LOVE", "Tsugitsugi Zokuzoku", "Wakatteiru no ni Gomen ne"
- Favorite Morning Musume Songs: "Joshi Kashimashi Monogatari"
- Favorite ℃-ute Song: "Ooki na Ai de Motenashite"
- Looks Up To: Tsugunaga Momoko, Oda Sakura, Takagi Sayuki
- [2020.06.12] Mei
- [2016–] Hello! Project Station
- [2017–] Upcoming
- [2019–] tiny tiny
- [2019–] OMAKE CHANNEL
-  Hello Pro Kouhaku Taiko THE☆BATTLE 2019
-  Hello Pro ONE×ONE
-  Hello Pro no Oshigoto Challenge! 2
- [2016–2019] Hello! to meet you!
- [2019–] Morning Musume '19 no Morning Jogakuin ~Houkago Meeting~ (モーニング娘。'19のモーニング女学院〜放課後ミーティング〜)
- [2019–] Three stations (fanclub exclusive)
- Her last name Yamazaki (written as 山﨑) is actually a rare spelling of the name, as opposed to the more common spelling (written as 山崎). She shares this surname with BEYOOOOONDS member Yamazaki Yuhane.
- Her future goal is to appear on national TV and give a sparkling performance that reaches everyone.
- Has been studying English through the  language learning program since she was 9 months old.
- She holds a pre-2 grade (high school level) on the Eiken English-proficiency exam.
- When she joined Morning Musume, she said her favorite song is "Joshi Kashimashi Monogatari" because she loves how everyone's energy is overflowing in concerts.
- During her first interview as a member of Morning Musume she stated her desire was to be able to learn dance routines faster and better.
- She is currently the youngest member in Morning Musume.
- She decided to enter the Hello! Project "Hokkaido Gentei" Member Audition because her mother is a huge Hello! Project fan.
- She was scared of Ishida Ayumi and Ikuta Erina initially but has discovered they are both very friendly.
- She has done cheerleading since she was young.
- She would like to try wearing makeup but she doesn’t know how to apply it.
- She is often doing "Panda-san Pose" (パンダさんポーズ), which is a gesture mimicking panda.
- She and fellow 15th generation member Okamura Homare are the first members of Morning Musume to be born after all the original members had graduated from the group.
- The first out of the 15th generation members to release a solo visual photo book.
- She is the third fastest member to release a photobook just behind, Kusumi Koharu and Sayashi Riho.
- She is left-handed.
- Gallery:Yamazaki Mei
- Gallery:Morning Musume 15th Generation
- List:Yamazaki Mei Discography Featured In
- List:Yamazaki Mei Publications Featured In
- List:Yamazaki Mei Concert & Event Appearances
- List:Yamazaki Mei Pocket Morning Weekly Q&A
Youngest member of Morning Musume
- ↑ https://twitter.com/fushimi_/status/840873571366850560
- ↑ 2.0 2.1 "「ハロプロ研修生北海道」始動のお知らせ" (in Japanese). Hello! Project. 2016-07-16.
- ↑ "ハロプロ「北海道限定」研修生7人初披露" (in Japanese). ORICON STYLE. 2016-07-31.
- ↑ "「Hello! Project 研修生発表会2018 ～春の公開実力診断テスト～」結果発表" (in Japanese). Hello! Project. 2018-05-06.
- ↑ "「Hello! Project 研修生発表会2019 ～春の公開実力診断テスト～」結果発表" (in Japanese). Hello! Project. 2019-05-07.
- ↑ "ようこそ！モーニング娘。'19 新メンバーお披露目特番！" (in Japanese). Morning Musume (via YouTube). 2019-06-22.
- ↑ "モーニング娘。'19 第15期メンバー決定！" (in Japanese). Hello! Project. 2019-06-22.
- ↑ "モーニング娘。’19：15期新メンバーは3人 岡村ほまれ、北川莉央、研修生から山崎愛生が加入" (in Japanese). MANTANWEB. 2019-06-22.
- ↑ "モーニング娘。’18 15期メンバーWebトーク「Three stations（vol.1）」！本日18時より配信♪" (in Japanese). UP-FC. 2019-09-05.
- ↑ "山﨑愛生(モーニング娘。'20)ファーストビジュアルフォトブック「Mei」発売決定！！" (in Japanese). Hello! Project. 2020-06-12.
- ↑ "★ファンクラブ会員限定イベント★「モーニング娘。'20 山﨑愛生バースデーイベント」開催決定！" (in Japanese). UP-FC. 2020-07-22.
- ↑ 12.0 12.1 12.2 12.3 12.4 UTB+ vol.48 (August 2019 Issue). 2019-07-09.
- ↑ Morning Jogakuin
- ↑ Morning Jogakuin
- ↑ 15.0 15.1 Yamazaki Mei. "No. １ Ｈｅｌｌｏ！！ 山﨑愛生" (in Japanese). Morning Musume 15ki Official Blog. 2019-07-12.
- ↑ 16.0 16.1 Yamazaki Mei. "No. ７ お勉強 山﨑愛生" (in Japanese). Morning Musume 15ki Official Blog. 2019-07-18.
- ↑ 17.0 17.1 "モーニング娘。'19 新メンバー最速出演 譜久村&石田と「人生Blues」初披露【アイドルもういっちょプラス #13】" (in Japanese). Mou Icchou TV (via YouTube). 2019-06-22.
- ↑ Naruchika 2017 ℃-ute MC. 2017-01-29.
- ↑ BOMB September 2018 Issue.
- ↑ "幼児英語教材「ディズニーの英語システム」(DWE)/DWE卒業生の声(口コミ/評判)紹介" (in Japanese). Disney's World of English (DWE) Graduates 2014.
- ↑ https://ameblo.jp/morningmusume15ki/entry-12522172163.html
- Morning Musume Profile
- Hello Pro Kenshuusei Hokkaido Profile (archived)
- Morning Musume 15ki Official Blog
|Hello Pro Kenshuusei Hokkaido|
|1st Generation||Ishiguri Kanami | Kawano Minori|
|3rd Generation||Nishimura Karin|
|Full Member||Inaba Manaka (Leader)|
|1st Generation||Oota Haruka | Sato Hikari | Kitagawa Ryo | Kudo Yume | Yamazaki Mei|
|2nd Generation||Hashimoto Ririka|
|3rd Generation||Shibuya Hina|
|Indies Singles||1. Real☆Little☆Girl / Kanojo ni Naritai!!! (Hello Pro Kenshuusei Hokkaido Ver.) | 2. Hankouki! / Ice day Party|
|Concerts & Events|
|Happyoukai Concerts||2017: June|
2018: March | June | December
2019: March | June | September | December
Test Events: 2017 | 2018 | 2019
|Units & Other Acts|
|Sub-Units & Groups||Hello Pro Kenshuusei Unit|
|Associated Acts||Hello Pro Kenshuusei, ANGERME, Juice=Juice, Morning Musume|