Their existence is known to only Sagara and Ryoma's group, the latter purposely keeping Takatora in the dark as they sent Kaito to seek out this type of Inves for their own ends.
Their existence is known to only DJ Sagara and Ryoma Sengoku's group, with Ryoma intentionally keeping Takatora Kureshima in the dark about this creature's existence. He sends Kaito to seek out this Inves for their own ends.