The manga inspired a spinoff manga Oboreru Knife:
Online manga no Shizuku Iwa no Yume in 2012. The game also debuted on PC via Steam on February 27, 2015. The company announced that it had licensed Morinaga's Secret of Princess manga in May, and it is slated for release on February 14, 2017. The game features music from Final Fantasy composer Nobuo Uematsu and art by Final Fantasy VI and Final Fantasy IX art designer Hideo Minaba. In the game's story, Time Patrollers go on missions to prevent history from being changed. Shima is also acting in the film in his first acting role.
The film's main cast includes Nana Komatsu (live-action Kin Kyori Renai, Bakuman. Online manga Works opened a website on Wednesday revealing that a musical stage play based on Nihon Falcom'sLegend of Heroes: Trails of Cold Steel (Eiy? Densetsu: Sen no Kiseki) game series has been green-lit for January 2017 at Zepp Blue Theater Roppongi. LandQ Studios is producing the anime. Upon meeting a boy named K?ichir? there, "something" stirs inside her. But in the vast sea of the internet, the "last boss AI" Leviathan takes control of Online manga with a virus and begins hacking every system, thus starting to control the human world from the world of the net.