[HCG30-P02] High-precision chronology of paleoenvironmental changes by utilizing Jomon pottery types
*Koji Umeda1, Masatoshi Shiba1, Misaki Kondo1, Tatsuhito Sekine2, Kodai Igarashi3, Mizuki Takeuchi3 (1.Graduate School of Science and Technology, Hirosaki University, 2.Faculty of Humanities and Social Sciences, Hirosaki University, 3.Faculty of Science and Technology, Hirosaki University)