Miki Jitsuishi was born in 1956 and graduated from the Department of Fisheries, School of Marine Science and Technology, Tokai University. She is the wife of Masanori Jitsuishi, a sakura shrimp fisher (boat name: Marumi Meijin Maru) and president of the Shizuoka Prefecture Sakura Shrimp Fisheries Association, and is currently a member of the Yui Fisheries Cooperative Women's Group, and is committed to various community revitalization activities. From 2019 to 2021, she also served as the chairman of the Shizuoka Prefecture Fisheries Cooperative Women's Section Federation. Currently, she is participating in activities related to improving gender issues in fisheries, such as Girls Who Fish Japan. Miki Jitsuishi also serves as a deputy director of the Kanbara International Exchange Association.