Title: Chishitsugakuteki shuhō ni yoru kazan katsudō yosoku
Subtitle: kazan saigai no keigen o mezashite : Dokuritsu Gyōsei Hōjin Sangyō Gijutsu Sōgō Kenkyūjo Chishitsu Chōsa Sōgō Sentā Dai 9-kai Shinpojūmu
Subjects: Congresses, Volcanic activity prediction
Places: Japan