Mitsuho Ōtani

In 1997, she entered the entertainment industry with the Japan Artists Office's "29th Newcomer Presentation", and debuted as the heroine of the 1998 television drama Athena (TV Tokyo, late nights). After the same work, her artist name became Mitsuho Otani (大谷 みつほ, in hiragana). After that, she works extensively with television, advertising, films, stage, gravure, etc. From 2003, she returned her stage name to her real name, (大谷 允保, in kanji). Her nickname is "Mittsū" (みっつぅー). Her older brother is Arm Wrestling All Japan Champion Masahiro Otani.

She announced that she left Sun Music at the end of 2008 at her own blog Teni Muhō on 1 January 2009 (1 January 2009 – paused until 23 April 2009, 24 April 2009 – continued until 19 July 2009, afterwards "Teni Muhō" ended.)

Her comments (backyard story) were posted on the memorial article of Miyuki Kanbe who died suddenly on 18 June 2008. She co-starred with Kanbe in "Momo no Tennensui" (2000) and "Kyoto Chiken no Onna (3)" (2006), Kanbe said that Otani was "a cool woman."

From 2012, she transferred to Fujiga Office and returned to her stage name (大谷 みつほ) to resume activities.

She is previously represented with Fujiga Office. Since 1 April 2023, she is currently represented with Sun Music.