Yosan hensei ni kansuru kenkyuu oboegaki

Shouwa 15nendo yosan hensei ni kansuru yousei

Douromou ni okeru koutsuuryou kansokukei no hensei ni kansuru 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

Maruchisutēji intakonekushon nettowāku ni kansuru kenkyuu

Kosakuken ni kansuru kenkyuu

Moukyouiku ni kansuru kenkyuu

Moukyouiku ni kansuru kenkyuu

Moukyouiku ni kansuru kenkyuu

Ōesukībyouuirusu ni kansuru kenkyuu

Kyouanrei ni kansuru kenkyuu

Moukyouiku ni kansuru kenkyuu

Moukyouiku ni kansuru kenkyuu

Moukyouiku ni kansuru kenkyuu

Hiirochawantake rekuchin ni kansuru kenkyuu

Heiretsu tesuto seisei ni kansuru kenkyuu

Ken setsudango no teikinchou ni yoru kokkakukin hensei ni kansuru kenkyuu

Shinka shisutemu kouseihou ni kansuru kenkyuu

Mitsudo seisou ranryuu ni kansuru kenkyuu