Her real name is Hiromi Arakawa (荒川弘美)
Her self-portrait is usually that of a bespectacled cow, as she was born and raised on a dairy farm in Hokkaido with three older sisters and a younger brother. She worked as a farmer for 8 years before moving to Tokyo.
Arakawa started out as ETO Hiroyuki's assistant writer for Mahōjin Guru Guru and a friend of Shakugan no Shana author Takahashi Yashichirou.
Arakawa's career started with a work titled STRAY DOG, but she is best known for creating the Fullmetal Alchemist.
Friends with Segami Akira.
Arakawa-san gave birth to a son in 2007.
Aiya Kyu was an assistant of hers. Inariya Fusanosuke was possibly another assistant of her who became a BL mangaka on 2002.
She received the Tezuka Osamu Cultural Award (New Artist Prize) 2011 for Fullmetal Alchemist.
The Shinsei Prize was also awarded to Arakawa.