The northern entrance to Kyoto is protected by a black example of these animals called Genbu.
In a myth, the toenail of a golden one of these animals is used to build a magic crossbow to defend against Chinese invasion. Urashima Taro rescued one of these animals and then left home for three hundred years. The northern entrance to Kyoto is protected by a black example of these animals called Genbu. Self-replenishing soil was taken from Heaven by one of these animals to halt the flooding of the world. Mount Mandara was supported during the churning of the ocean by (*) Vishnu in the form of one of them named Kurma. Emperor Yu discovered a magic square on one of these animals, which were sacrificed in the Shang dynasty for divination. For 10 points, identify this reptile that, in several myths, supports several elephants to carry the world on its back.
In a myth, the toenail of a golden one of these animals is used to build a magic crossbow to defend against Chinese invasion.
turtles [or tortoises; accept world turtle, etc.] &lt;VC, Myth&gt;