FullMedia K.K. (K.K. FuruMedia) is scheduled to release The Couples Box (DSFM-001) in Japan on October 28th. Unfortunately, it appears that none of the six DVDs in the box set will have English subtitles. The set will contain the following five movies (viewer discretion is advised with regard to the movie websites and trailers linked to below)...
Question (Kuesuchon): directed by Tôru Kamei; starring Yûna Mizumoto, Hiroshi Fujita, Tomomi Nakatani, Yûichirô Sakamoto, and Kazutomo Nakatsukasa. Official website. Downloadable trailer.
Maguma no gotoku (or "Magma no gotoku", if you prefer back-transliterations): directed by Tôru Kamei; starring Ai Kurosawa, Yûna Mizumoto, Hiroshi Fujita, Masaru Fukaki, Yasuyuki Abe, and Shû Ehara. Official website. Downloadable trailer.
Watermelon (Wôtâmeron): directed by Ryûichi Honda; starring Runa Akatsuki, Ai Kurosawa, Kou Kamitsuma, Akira Katô, Sayaka Fukasawa, Akira Fujino, Kiyoshi Kimura, Shin'ya Matsumura, Hiromi Nakata, Kô Yoshii, Debi Kobayashi, Shinsuke Itô, Kenji Hoashi, Akira Asai, Kazuyo Imamura, Ayumi Takami, Kazuyoshi Ozawa, and Hiroshi Yamamoto. Official website. Downloadable trailer.
Peau de mon épouse (Dappi waifu), a.k.a. "My Wife's Shell": directed by Ryûichi Honda; starring Kazuyoshi Ozawa, miko, Tomoyuki Mashiko, Ayumu Tokitô, Aya Shiraishi, and Takeshi Yamamoto. Official website. Downloadable trailer.
P-KAN★couple (Pîkan fûfu): directed by Takashi Motoki; starring Takeshi Yamamoto, Ayumu Nohara, Nobuhiro Yamashita, Hotaru Hazuki, Sayaka Kitagawa, Kenkichi Watanabe, Shûhei Yoshinaga, Reon Kadena, and Kyôko Aizome. Official website. Downloadable trailer.