To investigate a shipwreck, Kitaro visits a port city alone, but none of the residents will talk to him. Kitaro pushes ahead with his investigation, but Ratman's betrayal causes him to be caught by a giant squid. Merpeople appear! The shipwreck was their doing. Kitaro fights desperately, but the merpeople use deep sea youkai techniques to change their form and...!?
Unlike in the yokai world, in the human
world, those with money are important.
على عكس عالم اليوكاي، فإنّ الأشخاص المهمون
.في عالم البشر هم من يمتلكون المال
Anders als in der Yōkai-Welt, sind in der Menschenwelt
die Leute von Bedeutung, die Geld haben.
En el mundo humano quien tiene 
dinero tiene más poder.
En el mundo humano
quien tiene dinero tiene más poder.
Chez les humains,
contrairement aux esprits,
Nel mondo degli esseri umani, 
a differenza che nel mondo degli yōkai,
Diferente do mundo Yokai, no mundo humano,
aqueles com dinheiro são importantes.
В отличие от мира ёкаев,
в мире людей важная шишка…