Kayo Otaka started her career at Hakuhodo in 1990 as marketing strategy planner, mainly took part in projects pertaining to new product development and business development. Foreseeing that co-creation will become the marketing trend of the future, she established β–ban, the pilot company of Voice Vision in 2011. After expanding her portfolio, including projects with major corporations and government offices, Kayo proposed the business plan of Voice Vision to the Hakuhodo board members and successfully established Voice Vision in July 2013. She currently serves as CEO of Voice Vision, which provides co-creation open community services to clients of Hakuhodo.