【Crane】Since ancient times "cranes are said to be a thousand years", as a "bird of good luck in symbolism of longevity".It gets along very well with their lives, it is said to be "birds of friendship". As barks resonate and reach far away, it is said that "Birds leading to the heavens", has been honored as a "happy bird" among the people.
【Turtle】In old China, it seems that it was regarded as very elegant animal.
Also in Japan, "Turtle is a million years" is said to be "an animal of symbolism of longevity" together with cranes, and it is respected as a living creature. Also, the hexagon of the pattern of the shell is also a figure representing lucky.