The anime inspired the K: Missing Kings sequel film in July 2014, and then the 13-episode K: Return of Kings television anime series premiered in October 2015.
Viz Media licensed the original K anime series, K: Missing Kings, and K: Return of Kings.
Hulu and Neon Alley streamed the first K anime series and the K: Return of Kings sequel series.
Marvelous began streaming a 15-second commercial for K: Missing Kings stage play on Friday.