Eguchi Saya (江口紗耶) is a Japanese pop singer under Hello! Project as a member of CHICA#TETSU and the combined group BEYOOOOONDS. She first joined Hello! Project as a member of Hello Pro Kenshuusei in March 2017.



Eguchi Saya, August 2019


Eguchi Saya, August 2019


Eguchi Saya, April 2019

Img member004

Eguchi Saya, December 2018


Eguchi Saya, June 2018


Eguchi Saya, March 2018


Eguchi Saya, December 2017


Eguchi Saya, September 2017


Eguchi Saya, June 2017


Eguchi Saya, March 2017

Early LifeEdit

Eguchi Saya was born on August 1, 2003 in Hyogo, Japan.


In late 2016, Eguchi participated in the Morning Musume '16 Shinseiki Audition Saiboshuu, but failed.[2]


On March 6, it was announced that Eguchi had joined Hello Pro Kenshuusei alongside Shimakura Rika, Hibi Marina, Doi Rena, Okamura Minami, Matsunaga Riai, Yamada Ichigo, and Nakayama Natsume.[3] She was introduced at the Hello! Project Kenshuusei Happyoukai 2017 3gatsu ~Marching!~ on March 11.

On September 12, she participated in a fanclub event titled Hello Pro Kenshuusei Special Event in Nagoya ~Hajimemashite!~ alongside Nishida Shiori, Okamura Minami and Nakayama Natsume.


On June 9, during the Hello! Project Kenshuusei Happyoukai 2018 6gatsu ~Niji~ in Tokyo, it was announced that Eguchi was chosen alongside Nishida Shiori and Shimakura Rika to join the new group led by Ichioka Reina that would debut later in 2018.[4]

On October 19, the name of the group led by Ichioka was announced as CHICA#TETSU. It was also announced that it would be part of the combined group BEYOOOOONDS alongside the second group Ame no Mori Kawa Umi and a third group formed by the Hello! Project "ONLY YOU" Audition winners.[5][6]


On July 30, Eguchi celebrated her 16th birthday at a fanclub event titled BEYOOOOONDS / CHICA#TETSU Eguchi Saya Birthday Event 2019 with two shows at LANDMARK HALL.

On November 5, Nishida Shiori and Eguchi Saya became regulars in a new regular corner on the FM Osaka idol radio show J3 Tuesday~Midnight IQ~ (idol quest), titled "J3 Tuesday~Midnight IQ~ Madamada Kayoubi~yonds! BEYOOOOONDS QUEST!".[7]


On August 4, she celebrated her 17th birthday at a fan club event titled BEYOOOOONDS / CHICA#TETSU Eguchi Saya Birthday Event 2020 with two shows at Shinjuku ReNY.[8] In compliance with government policy, cheering, crowding, standing, and closeness in the venue were prohibited, and wearing masks were required to enter.

Personal LifeEdit

She has a pet dog named Melmo.[9]

When Eguchi joined CHICA#TETSU, she was in her third year of middle school. She graduated from middle school in March 2019[10] and began high school the following April.[11] As of April 2020, she is currently attending her second year of high school.

The following list are notable friendships Eguchi Saya has acquired:

Here is a list of nicknames that was used to refer to Eguchi Saya:

  • Saya-chan (さやちゃん)[12]
  • Sayarin (さやりん): A nickname given to her by Suzuki Keita.[13]


  • Special Skills: Dance, piano, back bridge
  • Hobbies: Singing songs, playing various instruments
  • Favorite Music Genres: J-pop, Western music
  • Favorite Sports: Tennis, badminton
  • Favorite School Subject: Physical education
  • Motto: Doryoku wa subete no tobira wo hiraku (努力は全ての扉を開く; Effort opens up all doors)
  • Favorite Food: Macaroons, Mont Blanc, buri and hamachi (Japanese amberjack and young Japanese amberjack)
  • Favorite Color: Dark Pink
  • Charm Point: Her long and curled eyelashes
  • Favorite Hello! Project songs: Are you Happy?, The Vision
  • Looks Up To: Suzuki Airi[14]




TV ProgramsEdit



See AlsoEdit

Honorary TitlesEdit

Honorary Titles

Preceded by

Youngest Member of CHICA#TETSU
June 9, 2018 - present

Succeeded by


  1. 1.0 1.1 "Ikuta Erina Instagram. 2020-07-12.
  3. "ハロプロ研修生に新メンバーが加入!" (in Japanese). Hello! Project. 2017-03-06.
  4. Yamagishi Riko. ""発表!"山岸理子" (in Japanese). Tsubaki Factory Official Blog. 2018-06-09.
  5. "新グループ、グループ名決定のお知らせ" (in Japanese). Hello! Project. 2018-10-19.
  6. "ハロー!プロジェクト新グループ、グループ名決定のお知らせ" (in Japanese). Hello! Project Station (via YouTube). 2018-10-19.
  8. "★ファンクラブ会員限定イベント★「BEYOOOOONDS/CHICA#TETSU 江口紗耶バースデーイベント2020」開催決定!" (in Japanese). UP-FC. 2020-07-07.
  9. Eguchi Saya. "♡チョコ!♡江口紗耶" (in Japanese). BEYOOOOONDS / CHICA#TETSU Official Blog. 2019-02-07.
  10. Eguchi Saya. "♡卒業式!♡江口紗耶" (in Japanese). BEYOOOOONDS / CHICA#TETSU Official Blog. 2019-03-20.
  11. Eguchi Saya. "♡新元号!令和!!♡江口紗耶" (in Japanese). BEYOOOOONDS / CHICA#TETSU Official Blog. 2019-04-01.
  12. "アイドルニュータイプ現る「ハロプロの最終兵器」BEYOOOOONDSインタビュー(2)" (in Japanese). ENTAME next. 2019-04-17.
  13. "BEYOOOOONDS FCイベント2018 ~冬の陣ZIN ~" (in Japanese). Suzuki Keita Official Blog. 2018-12-03.
  14. BOMB gravure magazine (September 2018)
  15. TV TOKYO's 音流~ONRYU~ 2019.07.26 Episode
  16. Hello! Project Kenshuusei Happyoukai 2017 12gatsu ~Conti→New!~ MC.

External LinksEdit

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