re-released as a fundraising event for the 2011 Tōhoku earthquake and tsunami, 16,663 units were pre-ordered by the day of its release on May 12, 2011. From these sales, Prototype and Visual Arts donated 22,415,069 yen. See also Three Laws of Robotics Notes References External links Key's Planetarian website KineticNovel's Planetarian website Prototype's Planetarian website Anime official website 2004 video games 2006 Japanese novels 2016 anime ONAs 2016 web series debuts Android (operating system) games Anime based on video games Bishōjo games David Production Dystopian video games Funimation IOS games Key (company) games Light novels Nintendo Switch games Okuruto Noboru PlayStation 2 games PlayStation Portable games Post-apocalyptic video games Science fiction video games Seinen manga VA Bunko Video games developed in Japan Video games scored by Magome Togoshi Windows games Prototype (company) games