The Sea Snake and the Big Dipper(1980)

Umihebi to Hokuto Shichisei

A mermaid-like creature breaks the ocean’s surface for the very first time and becomes transfixed by the sight of the distant stars in the sky. Though her obsession with their magnificence eventually leads to her demise, she dies happily as she stares up at them, transfixed.

(Source: Solrad)