有原栞菜 (Arihara Kanna), now simply known as Kanna (栞菜), is a freelance Japanese actress. She is a former member of Hello! Project group ℃-ute and previously acted under Toki Entertainment. She originally joined Hello! Project as a member of Hello Pro Egg in 2004 and was added to ℃-ute on January 2, 2006. On July 9, 2009, she resigned from the group and Hello! Project without a graduation ceremony. A year later, Arihara made her return to entertainment as a stage actress.