Hasegawa Niina

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Hasegawa Niina
Kanji 長谷川新奈
Kana はせがわ にいな
Romaji Hasegawa Niina
Nickname Niinan (にいなん)
Birth Info
Birthdate August 8, 2001  
Birthplace Flag of Japan.png Kanagawa, Japan
Blood type A
Current Age 22 Years Old
Height 151cm
Professional Info
Agency **
Social Networks Instagram / SHOWROOM / TikTok / Twitter
Idol Career Info
Former Group AKB48
Former Team Kenkyuusei
Debuted May 2022 / 17th Generation
Graduated August 2022

Hasegawa Niina was an AKB48 Kenkyuusei.


  • Admired members: Oguri Yui, Sakaguchi Nagisa, Mukaichi Mion
  • Charm point: Oldest member of 17th Generation but nobody can tell
  • Hobbies: Arts and crafts, making sweets
  • Special skill: Piano, flute, copying and playing music by ear
  • Favorite AKB48 song: Heavy Rotation
  • She was a popular SHOWROOM streamer before joining AKB48. She had been selected as a SHOWROOM Outstanding Ambassador in 2021.
    • In addition to SHOWROOM, she had over 9,000 followers on Twitter and 84,000 followers on TikTok. One of her TikToks had over 1.4 million views at the time she joined AKB48. Both accounts still exist, but she no longer posts on them.
  • She is the oldest but shortest member of 17th Generation.
  • Fellow 17th Generation members describe her as impressively stoic and disciplined when doing work.
  • She has an older brother who often pesters her in the mornings.
  • She played the flute for six years, from her first year in middle school to her last year in high school. She continues to play it as a hobby.
    • She demonstrated her flute skills on SHOWROOM by covering AKB48 songs on flute.
  • She would like to perform Gingham Check and Heavy Rotation someday.
  • She is known to send many mobile mails through AKB48's mail subscription service, often 5 or more per day. She admires Mukaichi Mion's friendly style of mobile mail writing, and wants to emulate her style.




  • Gained traction as a streamer on SHOWROOM.
  • Took part in the "FRESH CAMPUS CONTEST 2020" on SHOWROOM and became the semi-grand prix winner (runner-up).


  • Was selected as the SHOWROOM Outstanding Ambassador.


  • On April 14th, announced her graduation as a SHOWROOM streamer after 2 years via her twitter @Hasegawa_217.
  • On May 4th, joined AKB48 as a member of its 17th Generation.
  • On May 12th, started sending mail to the AKB48 Private Mail service.
  • On May 18th, had her first and only appearance on AKB48, Saikin Kiita? ~Issho ni Nanka Yatte Mimasen ka?~ (AKB48、最近聞いた?~一緒になんかやってみませんか?~).
  • On June 1st, had her theater debut as a "Zenza Girl" (undercard) at the Boku no Taiyou stage, alongside Sato Airi.
    • They were the first members of the 17th Generation to appear as Zenza Girls.
  • On June 6th, had her first appearance on AKB48 Sayonara Mouri-san (AKB48サヨナラ毛利さん).
  • On July 10th, had her first appearance on AKB48 Ii na Kenkyuujou (AKB48いーな研究所).
  • On July 28th, tested positive for COVID-19 and had to pause her activities.
  • On August 8th, resumed her activities.
  • On August 18th, had her first appearance on AKB48 Nemousu Terebi (Season 39) (AKB48ネ申テレビ).
  • On August 27th, announced she would withdraw from AKB48, citing a conflict between AKB48 activities, her academic studies and her physical health after COVID-19 as the reasons for it.
  • On August 28th, had her final activity as a member of AKB48 and officially withdrew.

Team History

AKB48 Kenkyuusei → Graduation
Joined AKB48 as an Kenkyuusei on May 4, 2022
Withdrew from AKB48 on August 28, 2022 (Announcement: August 27, 2022)

Media Appearances


Web Show