This is a list of some of the works done by Clamp, an all female Japanese manga artist group. Retrieved . ^ “Requiem from the Darkness Kyogoku, CLAMP on Mry no Hako Anime”. Anime News Network. . Retrieved .Clamp , Kuranpu is an all female Japanese manga artist group that formed in the Clamp also collaborated in the anime Blood C designing the characters and with Ohkawa writing the story. Legal Drug restarted serialization in the .CLAMP s HiGH LOW Manga Gets Flash Anime CLAMP xxxHOLiC Shikao Suga Collaboration Music Video Streamed ..