Ken Takakura (高たか倉くら健けん Takakura Ken?), also known as Okarun (オカルン?), is the main male protagonist of the manga series Dandadan.

He is an occult fanatic, mainly a believer in aliens and UFOS, who was living an introverted school life until he met Momo Ayase from school. After a bet with her leads to them forming a friendship and having his kintama missing from being cursed by the Turbo Granny, Okarun makes it his mission to find what he has lost with help from Momo and other allies as they overcome any paranormal obstacles along the way.