Chokutakakukei āto gyarari mondai ni kansuru kenkyuu

Kasankaku takakutaibyou uirusu ni kansuru kenkyuu : tokuni takaku taikeijou ni kansuru kenkyuu

Kaigun gunbi seigen mondai ni kansuru kenkyuu

Kouri shouten fushin mondai ni kansuru kenkyuu

Bunsan seiyaku juusoku mondai ni kansuru kenkyuu

Ouyou mondai ni kansuru shinkenkyuu

Fajiィ tamokuteki keikaku mondai no moderuka ni kansuru kenkyuu

Kassoutei no mitei shinsuimen mondai ni kansuru kenkyuu

Haisen mondai no heiretsu shori houshiki ni kansuru kenkyuu

Shina tsuuka mondai ni kansuru kenkyuu

Menseki no kotonaru kukei shokuba no haichi mondai ni kansuru kenkyuu

Denjikai mondai ni taisuru kyoukai yousohou no tekiyou ni kansuru kenkyuu

Shinario to kakuritsu nettowāku ni yoru shisan haibun mondai ni kansuru kenkyuu

Goku chouonsoku hishoutai no sentanryuu mondai ni kansuru kenkyuu

Chokkaku ni houkou seigyo kanouna shīrudo ni kansuru kenkyuu

Kakukan tenzou seikei ni kansuru kaisekiteki kenkyuu

Furō nettowāku ni kansuru kenkyuu

Sakusan ni kansuru kenkyuu

Fukushuu ni kansuru kenkyuu

Taiiku ni kansuru kenkyuu

Shounou ni kansuru kenkyuu

Shounou ni kansuru kenkyuu

Sakusan ni kansuru kenkyuu

Keiro tansaku mondai ni okeru identeki arugorizumu ni yoru kaihou ni kansuru kenkyuu

Chikei no imi ni kansuru kenkyuu