Only one boy is in the running for Little Mr. Columbus this year. Kohen Robinson, 3, is the son of Hanna and Kody Robinson. Seven girls are vying for the title of Little Miss Columbus. They include Kay Dee Richardson, 5, daughter of Kayladon Richardson; Miranda Chavez-Perez, 4, the daughter of Patricia Blakesley; Journee Bramblett, 4, daughter of Darcy Bramblett; Blakely Gerber, 3, daughter of Bla…