Ryukijin

Ryukijin  are a species of supernatural dragon-descended humans in Sengoku-jidai.

Summary
Senryuutani is said to be the legendary homeland of the Ryukijin, said to be located in the alps of Central Japan.

Known Ryukijin

 * Ryujirou Tatsuya
 * Lord Tatsuya
 * Lady Tatsuya
 * Ryujirou's Grand Father