March 2022, “Airframe Design Optimization and Simulation of a Flying Car for Medical Emergencies”, International Journal of Automation Technology, Journal. April 2021, “Landing Assistant System for eVTOL”, Collaborated with TOYOTA, Patent. April 2021, “Two-stage Parachute for eVTOL”, Collaborated with TOYOTA, Patent. July 2021, “Modelling and Simulation of the Impulsive Load in the Emergent Landing of an Urban Air Mobility for Designing a Safe Vertiport”, The Japan Society for Aeronautical and Space Sciences, Journal Paper. March 2021, “Research about the use cases of a flying car for innovation in Japan ”, Translated by Author, Flying Car Research Lab and Development Bank of Japan, Report. January 2021, “Cost Analysis of eVTOL Configuration Design for an Air Ambulances System in Japan”, Council of Engineering Systems Universities 2020, Conference Proceeding. June 2018, “Introduction of Flying Car Research”, Council of Engineering Systems Universities 2018, Poster.