Sasa Handa is a Japanese model, actress and former AV Idol who was born on April 18, 1985 in Okinawa, Japan. She has also used the name Chieri Haruyama.

Under the name Chieri Haruyama she appeared in a number of wrestling catfight videos beginning in September 2003. The DVD series, Idol Fight MetoMix, was produced from full-length live wrestling tournaments with the women attired in bikinis. She appeared in volumes 1-2, 3, 4, 6, 7 and 8 of the series released over the period from September 2003 to October 2004. She also starred in a number of "gravure" videos starting at least as early as December 2003 with the DVD release Computer Angels Vol. 2.

By August 2005, she was using the name Sasa Handa and was featured in the erotic horror V-Cinema film Onna Onmyōji - Jain kakusei directed by Shōji Tsuyoshi and released by TMC. Handa also appeared in other media including a regular role in the TV show Yarisugi kōji as well as appearances on the TV Asahi variety show Kusano Kid and the TV Tokyo documentary Kyuuyo meisai. In February 2006 she appeared in the movie Tōkyō Daigaku Monogatari as the character Eri Suzuki, in what was her first nude role.

Tōkyō Daigaku Monogatari was produced by the adult video studio Soft On Demand and soon afterwards that studio announced that Handa had signed with them as an AV actress. She made her AV debut with SOD in July 2006 with the video Debut. Despite only performing in AV for the second half of 2006, Handa received a number of awards for that year's work. At the 5th Annual SOD Awards in 2006, Handa received the SOD Award for contributions to the company's sales and images, the Best New Actress Award, and one of the Actress Awards for Excellence. She was also given one of the Best New Actress Awards for Excellence from the AV Actress Grand Prix contest in 2006. Additionally, All About AV columnist Kemuta Otsubo picked Handa as #3 on his list of the ten top AV actresses for 2006.

In addition to continuing her AV career, in 2007 Handa also appeared in the role of Koichi Omote in three V-Cinema releases of the popular erotic comedy action series Kekko Kamen: Kekko Kamen Royale, Kekko Kamen Premium and Kekko Kamen Forever. Her co-star in the series was fellow AV actress Maria Ozawa. She was also a featured player in the May 2007 theatrical movie, Zero Woman R, part of the Zero Woman film series. Later in 2007, Handa starred in the V-Cinema erotic horror production Undead Pool, also known as Attack Girls Swim Team vs the Unliving Dead, which was released in Japan in December 2007 and with English subtitles in the US in December 2008. One reviewer notes that "Handa ... is "beautiful in a dreamy, drugged-up kind of way."