Octopus Extinction! Akashi House's Last Day

Synopsis

Octopuses vanish from the land—an unexplained crisis forces the Akashi takoyaki house to close. Seeking rescue, Taiga heads to the sea and meets Takogon, a talking monster, who guides him to the sea palace. The princess explains: octopuses are being stolen by Takogiras, boss of the Octopus Empire seeking world conquest. As a just takoyaki master, Taiga must rise up!