Bitter Sweet (ビタースイート Bitter Sweet) originally released as Concentrated Adultery: Taken Woman (濃厚不倫 とられた女 Nōkō furin: Torareta onna) is a Pink film written by Naoko Nishida, directed by Mitsuru Meike and starring Konatsu, Yumika Hayashi, Kin Ishikawa, and Kazuhiro Sano. Meike filmed Bitter Sweet for Kokuei, and Shintōhō released it theatrically in Japan on October 12, 2004. It was named tenth best Pink film of the year, and Yumika Hayashi won Best Actress at the Pink Taishō ceremony. At the first Kansai region Pinky Ribbon Awards, Bitter Sweet won the Pearl Prize and Konatsu won Best New Actress.