Komagatake bakuhatsu saigaishi
Tokachidake bakuhatsu saigai chousa houkoku
Tokachidake bakuhatsu gaihou : taishou 15nen 6gatsu 25nichi
Jishin saigaishi
Hakodate taika saigaishi
Hokkaidou kyoukou saigaishi
Asamayama bakuhatsu houkoku
Ganseki to sono bakuhatsu
Tankou bakuhatsu : kouzan yawa
Shouwa 13nen 9gatsu himimachi taika saigaishi
Sakurajima bakuhatsu kinen shashinchou
Gasu tanjin bakuhatsu denpa riron
Tanjin bakuhatsu shiken souchi chousa houkoku
Tanjin bakuhatsu oyobi sono yobou ni tsuite
Bakuhatsu no hokushi o genchi ni miru
Shouwa 48nen 6gatsu tsuitachi sakurajima minamidake bakuhatsu ni kansuru kazan sokuhou
Shouwa 47nen 10gatsu futsuka sakurajima minamidake bakuhatsu ni kansuru kazan sokuhou
Bakuhatsu shiken koudou ni okeru bakuyaku jikken seiseki houkoku
Bakuhatsu shiken koudou ni okeru bakuyaku jikken seiseki houkoku
Tanjin bakuhatsu shiken souchi chousa houkoku fuzu
Tanjin bakuhatsu shiken souchi chousa houkoku fuzu
Gasu tanjin bakuhatsu yobou ni kansuru kokoroe
長雨と十勝岳爆発の降灰で農作物減収
十勝岳
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Uploaded: 2020-12-17