関連ワード:  is mount fuji an extinct volcano    is mount fuji an dormant volcano    is mount fuji an active dormant or extinct volcano    mount fuji is an extinct volcano true or false    is mount fuji an active or dormant volcano    is mount fuji a dead volcano    mount.fuji dead volcano    is mount fuji a dormant or extinct volcano    is mount fuji the biggest volcano in the world    is mount fuji an active volcano