Kassoutei no mitei shinsuimen mondai ni kansuru kenkyuu

Shina tsuuka mondai ni kansuru kenkyuu

Heimen sankakuhou mondai no kenkyuu

Chokutakakukei āto gyarari mondai ni kansuru kenkyuu

Menseki no kotonaru kukei shokuba no haichi mondai ni kansuru kenkyuu

Kaigun gunbi seigen mondai ni kansuru kenkyuu

Kouri shouten fushin mondai ni kansuru kenkyuu

Bunsan seiyaku juusoku mondai ni kansuru kenkyuu

Kesshin mondai no kenkyuu

Nousei no kenkyuu mondai

Kesshin mondai no kenkyuu

Fusen mondai no kenkyuu

Jinkou mondai no kenkyuu

Haisen mondai no heiretsu shori houshiki ni kansuru kenkyuu

Senromou mondai no kenkyuu

Goku chouonsoku hishoutai no sentanryuu mondai ni kansuru kenkyuu

Kin mondai kenkyuu

Kin mondai kenkyuu

Suimenha no saiha ni kansuru kenkyuu

Shougaibutsu no aru heimenjou de no saitan keiro mondai ni kansuru kenkyuu

Fajiィ tamokuteki keikaku mondai no moderuka ni kansuru kenkyuu

Ouyou mondai ni kansuru shinkenkyuu

Kinji ni okeru kyouiku mondai no kenkyuu

Shin keihou no mondai kenkyuu

Shin keihou no mondai kenkyuu