Development of wave power generation system using a slit-type breakwater (Power improvement of bending plate type generator) - WAKIMOTO, Tatsuro; YOSHIOKA, Shin’ya; OHSHITA, Masato; SHIGEMATSU, Takaaki; KATOH, Kenji (Kikai Gakkai ronbunshū = Transactions of the Japan Society of Mechanical Engineers, 2020)