Toukyou ni okeru takashio oyobi daikasen kouzui no suigai soutei ni kansuru chousa houkokusho

Toukyouto ni okeru takashio suigai souteizu no sakusei ni kansuru chousa

Toukyouto ni okeru daikasen kouzui no suigai souteizu sakusei ni kansuru chousa

Toukyou kubu ni okeru jishin higai no soutei ni kansuru houkokusho gaiyou

Honmyougawa suigai keizai chousa houkokusho bassui chiri tsunami suigai keizai chousa oyobi isewan suigai keizai chousa ni okeru shisan higai hyouka kijun

Toshiiki ni okeru kouzui haisui moderu ni kansuru kisoteki kenkyuu

Kouzui risaichi ni okeru nouka no chuui

Oubei ni okeru jougesuidou chousa houkokusho

Poriakurirusanen no kosou oyobi noukou youeki ni okeru suiwa ni kansuru kenkyuu

Touhoku oyobi hokkaidou ni okeru juuyou kouwan ni kansuru chousa

Touhoku oyobi hokkaidou ni okeru juuyou kouwan ni kansuru chousa

Oubei ni okeru gyosen chousa houkokusho

Nanyou ni okeru tetsudou chousa houkokusho

Oubei ni okeru gyosen chousa houkokusho

Toukyou kinkou ni okeru aomono shijou ni kansuru chousa

Suigai ni kansuru zadankai sokki

Kenkyuu happyoukai ni okeru shiken oyobi chousa houkoku

Kenkyuu happyoukai ni okeru shiken oyobi chousa houkoku

Kenkyuu happyoukai ni okeru shiken oyobi chousa houkoku

Kenkyuu happyoukai ni okeru shiken oyobi chousa houkoku

Kaigan oyobi tousho ni okeru chikasui no kyodou ni kansuru kenkyuu

Itarī oyobi hokuou ni okeru runesansu

Kaiyou oyobi kouwan kouzoubutsu ni okeru boushoku oyobi hoshuuhou ni kansuru kenkyuu

Shouwa 56nen 8gatsu mikka kara muika ni kakete no zensen to taifuu 12gou ni yoru ishikarigawa kouzui saigai oyobi hidaka chihou dosha saigai chousa houkoku

Goushuu firipin oyobi ranryou higashiindo ni okeru denki youhin shijou chousa houkokusho