Upcoming collaboration with the Department of Obstetrics & Gynecology, Yokohama City University School of Medicine. Supporting them in conducting randomized questionnaire survey research and disseminating information on educational videos through SNS. For their research: Randomized control study to verify the effectiveness of SNS videos on vaccination uptake rates for the free catchup HPV vaccine program, including the 9-valent HPV vaccine for women aged 18-25.