Japan. Shōbōchō

• "Bōka suisō tō, gijutsu shishin tō no sakusei" ni kansuru hōkokusho
• Bōsai asesumento ni kansuru chōsa hōkokusho
• Bōsai asesumento ni kansuru chōsa hōkokusho
• Chihō kōkyō dantai no bōsai taisei no arikata ni kansuru chōsa kentō iinkai hōkokusho
• Chihō kōkyō dantai no saigai shodō taisei no seibi hōsaku ni kansuru chōsa kenkyū hōkokusho
• Chikujō kaisetsu Shōbōhō
• Daikibo jishin saigaiji tō ni okeru tekisetsu na jōhō dentatsu ni kansuru chōsa kenkyū hōkokusho
• Fukugō yōto bōka taishōbutsu no kikendo hyōka kijun sakusei no chōsa kenkyū hōkokusho
• Gōu saigai ni kakawaru saigai jōhō no shūshū, dentatsu hōhō ni kansuru chōsa kentō hōkokusho
• Hokkaidō nanseioki jishin
• Hokkaidō nanseioki jishin chōsa kentō hōkokusho
• Jishin bōsai kunren no kasseika no tame no chōsa kentō hōkokusho