In 2015, she joined the idol group Ru:Run, later becoming Zenryoku Shoujo R, and graduated in 2017.
Tanaka Karen was born on December 24, 1997, in Aichi, Japan.
In May 2013, Tanaka joined Hello Pro Kenshuusei. She was introduced as a member of the program on May 5, 2013 at the Hello Pro Kenshuusei Happyoukai 2013 ~Haru no Koukai Jitsuryoku Shindan Test~ event, alongside Inaba Manaka, Mikame Kana, Fujii Rio, Mashiro Kana and Inoue Hikaru.
On September 1, 2014, it was announced that Tanaka had ended her training within Hello Pro Kenshuusei.
In April 2015, she joined the idol group RuRian (later renamed Ru:Run), and the group made its debut live on April 18.
In March 2016, it was announced that Ru:run and Ryuuseigun Shoujo would merge and become Zenryoku Shoujo R. Ru:Run's final live event was held on April 19th. The next day, April 20th, it was announced that Tanaka Karen will be on hiatus due to a leg injury.
On April 19, 2017, it was announced that Tanaka Karen graduated from the group.
When Tanaka joined Hello Pro Kenshuusei in May 2013, she was a first year high school student.She graduated from high school on March 12, 2016.
The following is a list of nicknames that was used to refer to Tanaka Karen:
- Tanakare (たなかれ): Official nickname during her time in Hello Pro Kenshuusei.
- Renren (れんれん): Official nickname, given her since joining Ru:Run.
- Name: Tanaka Karen (田中可恋)
- Nicknames: Tanakare (たなかれ), Renren (れんれん)
- Birthdate: December 24, 1997
- Birthplace: Aichi, Japan
- Blood Type: A
- Height: 150 cm (4 ft 11 in)?
- Eastern Zodiac: Capricorn
- Eastern Zodiac: Ox
- Hello! Project Status:
- UP-FRONT PROMOTION Status:
- 2013-05-05: Member
- 2014-09-01: Left
- Ru:Run Member Color: Purple
- Hello! Project groups:
- Hello Pro Kenshuusei (2013-2014)
- Other groups:
- Ru:Run (2015–2016) (4th Leader)
- Zenryoku Shoujo R (2016-2017)
Discography Featured In
Hello Pro Kenshuusei
- "田中可恋（ハロプロ研修生）プロフィール" (in Japanese). Hello! Project Official Website. (Archive Date: 2014-07-19).
- Official Ru:Run Profile
- Official Twitter (deleted)
- Official Blog (inactive)
- Official Profile (archived)
- Hello Pro Kenshuusei blogs: June 2013, December 2013, February 2014