Irina is another girl who becomes friends with Arika. She shows a love for machinery and is friendly with Yohko Helene. She is from the Aries Republic and her tuition is paid by the government. She is rescued by Maria and Yukariko and makes a temporary connection with Fumi to allow Natsuki to materialise her robe in order to attack the Valkyrie system. In the end, she becomes a Pearl. (Source: Wikipedia)