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Sato Masaki

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Sato Masaki
Satou 56 sora


Masaki (まさき), Maa-chan


May 7, 1999 (1999-05-07) (age 14)


Hokkaido, Japan


Japanese Pop



Years Active




Associated Acts

Morning Musume, Hello! Project MobekisuJ, Harvest, Jurin, Sato no Akari

Sato Masaki
Japanese Name
Kanji佐藤 優樹
Hiraganaさとう まさき
Katakanaサトウ マサキ
RōmajiSato Masaki
HepburnSatō Masaki

Sato Masaki (佐藤優樹) is a 10th generation member of Morning Musume, as well a member of the SATOYAMA movement units Harvest, Jurin and Sato no Akari.


Sato Masaki, January 2014
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Sato Masaki, September 2013
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Sato Masaki, August 2013
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Sato Masaki, April 2013
Nina22Added by Nina22
Sato Masaki, January 2013
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Sato Masaki, October 2012
Yasser96Added by Yasser96
Satou 01 img
Sato Masaki, September 2012
Sato Masaki, July 2012
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Sato Masaki, April 2012
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Sato Masaki, December 2011
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Early LifeEdit

Sato Masaki was born on May 7, 1999 in Hokkaido, Japan to a couple whose names are undisclosed. She has two younger sisters.

Tenth 7
Sato Masaki, September 2011
Yasser96Added by Yasser96


On September 29, Sato was selected from Morning Musume's 10th Generation audition to join the group along with Iikubo Haruna, Ishida Ayumi, and former Hello! Pro Kenshuusei member Kudo Haruka.[1] The tenth generation made their official presentation on the same day they were announced as new members in the "Morning Musume Concert Tour 2011 Aki Ai Believe ~Takahashi Ai Graduation Memory Special~" concert, and they participated in a performance of the song "Tomo". They also participated in the end of the song "Namidacchi".


On April 18, it was announced that Tanaka Reina and the 9th & 10th Generation members will participate in a new stage play titled Stacey’s Shoujo Saisatsu Kageki. The musical ran from June 6-12.

During the last few days of her first concert tour, she cut her hair short.

On May 13, information was released about an event for the 9th and 10th generation members of Morning Musume as well as S/mileage’s 2nd generation members, titled Mosuma FC Event ~Gachi☆Kira~, was set to take place on June 15th, 18th, and 20th at Yokohama Blitz.

On October 10, it was announced that Sato would be a member of the new unit Harvest alongside Ikuta Erina, Ishida Ayumi, and Takeuchi Akari.


On January 11, it was released that Sato Masaki, who has been resting since December 31st due to a high fever, has been diagnosed with left neck cervical lymphadenitis after a detailed examination. She was absent for all events between December 31st through January 17th.

On May 7, Sato had her birthday event, titled Sato Masaki Birthday Event ~14 sai nau nauuuu!!~. Guest included fellow 10th generation member Kudo Haruka.

On July 23, it was announced that Sato would be a member of the new unit Jurin alongside Juice=Juice member Miyamoto Karin.


On March 13, it was announced that Sato would be a member of a newly formed SATOYAMA movement unit called Sato no Akari.

On May 7, Sato will celebrate her 15th birthday. The special event is called Morning Musume '14 ~Sato Masaki Birthday Event 2014~, the event will feature two performances in Tokyo.



See Also: Sato Masaki Discography Featured in

Solo DVDsEdit



Digital PhotobooksEdit

Gtv1112 20004Upfsato 01303Upfsato 01312Upfmor 01315

  • [2012.02.24] 9+10=∞ (鞘師里保/佐藤優樹) (with Sayashi Riho)
  • [2013.01.29] Alo-Hello! Morning Musume 2012 (アロハロ!モーニング娘。2012) (Masaki version)
  • [2013.04.02] Alo-Hello! Morning Musume Tenki Gumi (アロハロ!モーニング娘。天気組) (Masaki version)
  • [2013.04.09] Alo-Hello! Morning Musume Tenki Gumi (アロハロ!モーニング娘。天気組)

Other PhotobooksEdit

910FIRSTPHOTOBOOKImfhjbfageScreen Shot 2013-04-18 at 8.09.08 PMNEOBK-1586821


Cover girlEdit

Masaki Satou - Weekly Famitsu Tawian

  • [2013.10.24] Weekly Famitsu Taiwan Vol.457

Featured on the coverEdit

Hello Channel Vol.7 9ki 10kiImg2012042620490876924012013Anican R April 11MorningMusumebouncebackcoverMorningMusumeYanYanBwDWD4al


TV ProgramsEdit

TV DramasEdit




  • [2011] Michishige Sayumi no "Mobekimasutte Nani??" (道重さゆみの『モベキマスってなに??』)
  • [2012] Guest, Maachan (ゲスト、まぁちゃん。)


  • [2012–] Morning Musume no Morning Jogakuin ~Houkago Meeting~ (モーニング娘。のモーニング女学院~放課後ミーティング~)


  • She was voted 6th favorite member in the 2012 "Hello! Project Music Awards" event. [1]
  • She was voted 5th favorite member in the 2013 "Hello! Project Music Awards" event. [2]


  • She is the sixth Morning Musume member to come from Hokkaido.
  • She has a very cheerful character.
  • She is often tired.
  • Her mom is a huge fan of Morning Musume.
  • She blew a kiss during her second time on stage and called it MasaKiss.[2]
  • She is the only 10th generation member that has not had past experience in the entertainment industry.
  • She and Fukumura Mizuki are the only two Morning Musume members to be left handed.
  • Her best friend is Kudo Haruka.
  • Her rivals are Ishida Ayumi and Oda Sakura.
  • She and Suzuki Kanon are known for having perfect pitches when it comes to singing.[3]
  • She spoke English until she was five years old, when she began kindergarten, and had to start using Japanese.
  • She grew up watching Disney Channel shows in English, and still watches them (despite no longer understanding the language).
  • She has the same birthday as 5th generation member Konno Asami, former Hello! Pro Kenshuusei member Maeda Irori and current Hello! Pro Kenshuusei member Danbara Ruru.
  • Shares the same last name with former NICE GIRL Project! Kenshuusei Sato Maria and Up Up Girls (Kari) member Sato Ayano
  • She usually forgets and stumbles on speaking lines on stage.
  • She is known to be affectionate with fellow members, particularly sharing hugs with Tanaka Reina and Michishige Sayumi.
  • She said on a radio show that she'd like to go and see all of America.
  • Both Tsunku and Oda Sakura stated in separate interviews that she is a genius.
  • She is afraid of chicks, which bears resemblance to Ishikawa Rika who is an ornithophobe.[4]
  • In elementary school, she was called Maasa a lot because of her name Masaki, and her resemblance to Sudo Maasa from Berryz Koubou.
  • She has played the piano since she was two and she has said that if she were not a member of Morning Musume, she would want to be a piano teacher.
  • Practiced drums starting in her third year of Elementary school, but stopped two years ago as of 2012.
  • Is practiced to competition level obstacle jumping in horse back riding.
  • She began ballet in 2nd grade, to help her fix her posture. When she got into Morning Musume, she had already quit.

See AlsoEdit

Sato Family TreeEdit



  1. 1.0 1.1 "モーニング娘。10期メンバー 決定!" (in Japanese). Hello! Project Official Website. 2011-09-30.
  2. ハロプロ!TIME #25
  3. 佐藤優樹(モーニング娘。)プロフィールムービー (in Japanese)
  4. Morning Musume DVD Magazine Vol.53

External LinksEdit

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