-
Nobutaka Tsuchiya
Department of Geology, Faculty of Education, Iwate University
-
Yukiko Ohtomo
Faculty of Education, Art and Science, Yamagata University
-
Tomoyo Takeda
Department of Geology, Faculty of Education, Iwate University present address: Yahabahigashi Elementary School
-
Jun Sasaki
Department of Geology, Faculty of Education, Iwate University
-
Marie Abe
Faculty of Education, Art and Science, Yamagata University