Female.

Author interview (11/15/2008):

http://liheliso.com/buzz/archive/00000616.htm

Baka-Updates Manga - KAWACHI Izumi :

Name (in native language)  [Edit]

河内 和泉

Birth Place  [Edit]

Osaka, Japan

Birth Date  [Edit]

March 29

Zodiac

Aries

http://www.mangaupdates.com/authors.html?id=667