On Wednesday, G Fantasy magazine’s February issue revealed the manga adaptation of K: Return of Kings will end on the publication’s next issue on February 18. The manga was created by Haruto Shiota which was first launched in October 2015. Its first compiled volume was released last June by Square Enix.
Aside from the mentioned magna adaptation, this manga is also responsible for creating the manga adaptation of the anime film K: Missing Kings. The manga chapters were released in G Fantasy magazine from April to September 2015.
For more information about K, you can check out Anime News Network.