Plot: Yumeria is a manga series and a PlayStation 2 video game created by Namco. The video game and manga were both initially released in Japan in 2003. Studio Deen produced a 12-episode comedy, adventure, anime television series broadcast on TBS in Japan in 2004. Wikipedia
Plot: H2O: Footprints in the Sand is a Japanese adult visual novel by Makura that was released on June 23, 2006 for Windows as a DVD; a version playable on the PlayStation 2 under the title H2O + followed on ... Wikipedia
Plot: Tōka Gettan is a Japanese adult visual novel developed by Root, and published by Orbit, also known for the creation of the Yami to Bōshi to Hon no Tabibito visual novel. The game was released in Japan on May 25, 2007 in regular and deluxe editions. Wikipedia