Sanchi no houkai ni tsuite

Kuraudo kyabitēshon houkaiji no kyodou to houkai shougekiatsu ni tsuite

Kaku busshitsuchuu ni okeru ramuda ryuushi no hichuukanshi houkai ni tsuite

Bunmei no houkai

Beihai no riyou ni tsuite kondate ni tsuite

Kyousan shugi no houkai

Yuibutsu shikan no houkai

Rimōto senshingu dēta o mochiita sanchi shamen houkai no kenchi shuhou to saigai kanshi GIS ni kansuru kenkyuu

Chiseigaku ni tsuite

Touhoku chihou no kyousaku ni tsuite

Kinu youfukuji no seishoku ni tsuite : fu kaku sanchi kinu youfukuji ni kansuru chousa houkokusho

Genshi no houkai hensen

Yaeyama no marariya bouatsu ni tsuite

Shanhai fukin no sentou ni tsuite : fu sokai ni tsuite

Chishitsugaku ni tsuite

Tomabechisei ni tsuite

Sanpuku hyousou houkai no hassei yosoku ni kansuru kisoteki kenkyuu

Rokoku no torasuto ni tsuite

Firippin no sekiyu ni tsuite

Gen no zatsugeki ni tsuite

Kami ni tsuite no meisou

Kirisuto ni tsuite no meisou

Chousen no mayu ni tsuite

Bakumatsu no hijouji ni tsuite bakumatsu no keizai shisou ni tsuite

Kikai zairyou no hirou hakai ni tsuite : sokkiroku