Bōsai Kagaku Gijutsu Kenkyūjo

• 1990 (Heisei 2)-nen 7-gatsu gōu ni yoru Kyūshū chihō no kōzui dosha saigai chōsa hōkoku
• 1997-nen 5-gatsu Akita-ken Kazuno-shi Sumikawa jisuberi dosekiryū saigai chōsa hōkoku
• 1997-nen 7-gatsu Kagoshima-ken Izumi-shi Hariharagawa dosekiryū saigai chōsa hōkoku
• 1998-nen 8-gatsu 4-nichi Niigata chihō gōu saigai chōsa hōkoku
• 2003-nen 8-gatsu taifū dai 10-gō Hokkaidō Hidaka chihō saigai chōsa hōkoku
• 2004-nen 7-gatsu Niigata Fukui gōu saigai chōsa hōkoku
• 2008-nen Iwate Miyagi nairiku jishin saigai chōsa hōkoku
• 2009-nen Firipin taifū Ondoi, Pepen saigai chōsa hōkoku =
• 2010-nen 10-gatsu 20-nichi Amami Ōshima gōu saigai chōsa hōkoku
• 2010/2011-nen tōki no gōsetsu to seppyō saigai ni kansuru chōsa hōkoku
• Ajia, Taiheiyō kokusai jishin, kazan kansokumō kōchiku keikaku ni kansuru jizen chōsa
• Bōsai Kagaku Gijutsu Kenkyūjo 45-nen no ayumi =