is a Japanese television drama that premiered on TV Asahi on January 10, 2005. It ran for 12 episodes until its conclusion on March 10, 2005. Set in a virtual simulation of Shibuya, Tokyo which is regulated by an entity named Piece which does not allow inhabitants to live, the series focuses on a fifteen-year-old boy named Tsuyoshi who seeks to find both his lost memories and a way to escape Shibuya. To maintain control, Piece "kills" those who do not operate within the proper confines of the world, which results in their being reset and inserted back into the city with a new name and identity and without their previous memories. The episodes are directed by Nobuhiro Suzuki and Ryuta Tasaki, using scripts written by Shoji Yonemura. Their soundtrack was composed by Kuniaki Haishima. A single volume manga adaptation, written and illustrated by Go Yabuki, was released by Kadokawa Shoten on July 1, 2005. Cast Saya Yūki as Tsuyoshi Yui Aragaki as Ema Yuria Haga as Asagi Toru Yamashita as Ryuugo Uehara Takuya as DJ Mao Kato as Mikio Tomohisa Yuge as Kengo Mitsuru Karahashi as Ootomo Mark Musashi as Piece Risa Ai as Haru Takashi Matsuyama as Igaya Episode list References External links Official TV Asahi website 2005 Japanese television series debuts 2005 Japanese television series endings Japanese drama television series TV Asahi original programming