시즌 1
Living by the sea, protecting the sea, and journeying across the sea… They’re the Blue Mermaids! The BLUE MERMAIDS, tasked with keeping the seas safe, had become every female student’s dream job. This is when childhood friends Akeno Misaki and Moeka China enroll in a marine high school in Yokosuka, along with other girls who share their goal of “BECOMING BLUE MERMAIDS.”