Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) Kato Naoyuki and Nishimura Takeshi,Earthquake and Volcano Hazards Observation and Research Program: An Overview,Journal of Disaster Research,18812473,Fuji Technology Press Ltd.,2020-03-20,15,2,70-75,https://cir.nii.ac.jp/crid/1390846609814004352,https://doi.org/10.20965/jdr.2020.p0070