Hunter × Hunter
Written and illustrated by Yoshihiro Togashi, the "Hunter × Hunter" manga began its ongoing serialization in "Weekly Shōnen Jump" magazine on March 3, 1998. Shueisha has compiled most of the chapters into 36 "tankōbon" volumes as of October 2018. In December 2011, Shueisha began republishing the manga into a magazine-styled "sōshūhen" format. The company published one volume per month for a total of six volumes, covering up to the end of the Greed Island story arc. In December 2012, Togashi wrote a two-part manga titled to act as a prequel to the first animated film. "Tokyo Ghoul" author Sui Ishida created a 69-page storyboard of a manga chapter depicting the past of "Hunter × Hunter"s Hisoka. The storyboard was released digitally via "Shonen Jump+" on June 2, 2016.
King's Knight
Square Enix announced the game at the September 2016 Tokyo Game Show. Its promotional material placed the game in the "Final Fantasy XV" universe alongside "Justice Monsters Five", another mobile companion game to the series that Square Enix announced earlier in 2016. "King's Knight: Wrath of the Dark Dragon" was planned for release on Android and iOS platforms in Japan in 2016, with no announcement for a North American release. The game's release was then postponed to 2017. It was released worldwide on September 13, 2017. End of service was subsequently announced for the game to take place June 26, 2018 - less than a year after its worldwide release.
"King's Knight" is one of the video games was adapted by manga titled , published in the Gamest Comics collection from April 1999, drawn by Kouta Hirano.