- Birthday: March 12, 1978
- Birthplace: Ichinomiya, Aichi, Japan
- Debut: 1996
- Debut Work: Nibanme no Koi no Katachi (The Style of the Second Love)
- Website: http://ameblo.jp/arina-tanemura/
Arina Tanemura debuted in 1996 in Ribon Original with the short story Nibanme no Koi no Katachi (The Style of the Second Love). She stayed as an exclusive artist with Ribon until 2011 when she moved to freelance status. Her first manga outside of Ribon was Fudanjuku Monogatari in Margaret.
The Kanji's for Tanemura's name are: