A Journey Through Another World: Raising Kids While Adventuring Episode 6 English Dubbed Episode Title: The Ocean! It's Salty! Episode Description: After the slave trader causes a ruckus, he is arrested when Vault and Issac arrive to see the trio off. Issac gives Takumi a letter of introduction to give to the lord of the town they're headed for, claiming the lord is a personal acquaintance and will look after them. Upon arriving at the beach, the twins are enthralled. A mermaid, Millena, arrives and pleads for their help. Given special bracelets that allow them to breathe under water, they go to Millena's village where Takumi is asked to remove a sunken ship blocking the entrance to a special underwater cave.