Amamikyu

In the Ryukyuan creation account summarized in Chūzan Seikan, the Heavenly Emperor (天帝) in the Heavenly Gusuku (天城) saw there were no islands and commissioned Amamikyu (阿摩美久) to create the Ryukyu Islands. She descended to Earth at Kudaka Island and made landfall at Sefa-utaki on Okinawa. The divine spirit Shinerikyu (志仁禮久; Okinawan: シニリチュー) brought materials (grasses, trees, stones) for her work and with that assistance Amamikyu fashioned islands and populated them; through her descendants (notably a 'heavenly grandchild' Tentei and his children) the five principal social roles—king, Aji (feudal lord), farmer, royal noro, and village noro—are established, rooting political and priestly institutions in her line.

Sources provide no detailed physical description. Amamikyu is represented in the tradition as a female divine figure who descends from the heavenly realm to specific terrestrial sites (notably Kudaka Island and Sefa-utaki) and is associated with founding place-structures such as Tamagusuku Castle and Chinen Castle and with a tomb on Hamahiga Island.

Mythically, Amamikyu's powers are creative and institutional: she fashions islands and settlements using materials brought by Shinerikyu, becomes the progenitor of human social orders through her offspring, and establishes or is linked to sacred geography (Sefa-utaki, Kudaka, Tamagusuku, Chinen, Minton Castle, Hamahiga). Her cult function legitimized political and religious authority—during the Ryukyu Kingdom era the king and the kikoe-ōgimi made annual pilgrimage to Sefa-utaki to worship her facing Kudaka Island.