Ken Ohno was born in Niigata, Japan. He graduated with a Bachelor's degree of Health Sciences from Niigata University in March 2010. He acquired the qualifications of a Radiological Technologist in 2010. He received his Master of Health Sciences in 2012 from Niigata University, majoring in Radiation Technology Science. He then worked as a Radiological Technologist at Niigata University Medical & Dental Hospital for six years. In 2018, Ken Ohno became a Assistant Professor at the Niigata University of Health and Welfare.