Booska is a lovable monster character from the Ultraman series. Originally appearing in the 1966 show "Kaiju Booska," he is a friendly creature born from a pet lizard named Takkun when it was exposed to radiation. Booska is characterized by his cheerful disposition, love for children, and his catchphrase, "Ka!". In the Ultraman series, he often assists the protagonists with his unique abilities, including telekinesis and the power to fly. His role primarily revolves around adding humor and warmth to the series, endearing him to both children and adults alike.