to an end and Serenity should embrace republicanism to revive its former glory. However, this leads to conflict with her younger sister Grunhilde, who has other plans for the Artificial Womb. It is only after Marika's intervention that she stops the rivalry between the two sisters and also saves the newest and last Serenity Royal to be born from the womb. She later attends Hakuho Academy and joins the Space Yacht Club before Marika's second year starts. Despite being a princess, she is always seen hanging out with Marika, much to Grunhilde's concern, and helps Marika whenever she is in trouble. The Eighth Princess of the Serenity Royal Family. She and her sister Gruier were in a conflict to find the legendary golden ghost ship as she wishes to use the Artificial Womb to birth a new heir that will end the Serenity Kingdom's political turmoil and revive its former glory. However, Marika manages to defuse the situation between the two sisters and repair their relationship. She later attends Hakuho Academy and joins the Space Yacht Club with her sister. At first she does not like her sister being too close to Marika as she is a pirate, but later she understand why her sister adores Marika and subsequently comes out of her own shell as well. Grand Chamberlain of the Privy Council of the Serenity Star System. Head of the Serenity Royal Family bodyguards. Space Pirates Captain of the pirate ship Barbaroosa, and father of Chiaki. He is on friendly terms with the Bentenmaru's crew and its captain. The captain of the Imperial Pirate Ship Parabellum. Wears a mask and the gold skull of a recognized Imperial Pirate. In the last episode, he is revealed to be Gonzaemon Kato, Marika's father and Ririka's husband (although he keeps his actual survival secret from his daughter) and the narrator of the series. Marika's mother and Gonzaemon's wife, who was once a space pirate herself known as "Blaster Ririka". Marika rarely calls her "Mother", instead calling her by her given name; however, Marika does call her "Mother" when she's serious. After leaving the Bentenmaru, Ririka started working as an Air Traffic Controller. Sometime after Marika becomes the captain of the Bentenmaru, she joins the crew of the Parabellum, under Captain Ironbeard. Kane's younger twin brother and helmsman of the Parabellum. Captain and pilot of the Grand Cross, a giant, next-generation experimental battleship.