Dreamcast is one of the main characters in the anime series Hi☆sCoool! SeHa Girls. She is personified as a lively and innocent girl, representing SEGA's Dreamcast console. Dreamcast is cheerful, a bit naive, and always tries her best, often acting as the heart of the group alongside Saturn and Mega Drive. In the series, she attends SeHaGaga Academy and participates in various game-inspired challenges, learning about friendship, teamwork, and the legacy of SEGA's gaming history.