Osamu Nishi

Female manga artist from Toyohashi City, Aichi Prefecture.

Debuted in Jump SQ19. She earned an honorable mention during the monthly SQ19 monthly awards.

At age 19 she moved to Tokyo by herself in order to dedicate herself to manga entirely.
In 2013 she participated in the first SQ Next Cup and won with her one-shot manga Hotel Helheim.

She has at least one brother.
She has stated that her name is a pseudonym based on come characters from her brother's name.

(Source: Wikipedia)

Twitter: @osamun24