クジラの子らは砂上に歌う 1

[DeepL Translation - needs review] Introduction to Volume 1: In a world where sand covers everything, a boy named Chakuro lives on a huge drifting ship called "Mud Whale" drifting on the sea of sand. Chakuro, a boy who lives on the "Mud Whale," a huge drifting ship on the sea of sand, spends his days with his friends, longing for the outside world that no one has ever seen. Then one day, Chakuro meets a girl on an abandoned ship that suddenly washes ashore...

(Translator: DeepL)