Koukuu kansei kouhou enjo shisutemuyou denshi sousa kuuchuusen ni kansuru kenkyuu

Koukuu jiko boushi ni kansuru kenkyuu

Denshi risōsu katsuyougata nihongo gakushuu shien shisutemu ni kansuru kenkyuu

2ji denshi kenshutsu no koukouritsuka ni yoru koukaizoudo sousa denshi kenbikyou no kenkyuu

Usagi suishoutai seni bisai kouzou hatsuiku no sousa denshi kenbikyouteki kenkyuu

Enkei jiyuu denshi rēza ni kansuru kenkyuu

Enkei jiyuu denshi rēzā ni kansuru kenkyuu

Denryoku keitou no anteika to sousa shien ni kansuru kenkyuu

Kaigun ni okeru koukuu ryoushoku no kenkyuu

Sofutowea kaihatsu shien shisutemu ni kansuru kenkyuu

Koukuu touka no miekata to tekisei koudo ni kansuru kenkyuu

Toshi keikaku shien shisutemu ni kansuru kenkyuu

Hikari denshi yuugougata maruchipurosessa shisutemu ni kansuru kenkyuu

Keisanki enyou koukuuki sekkei kyouiku shisutemu no kaihatsu ni kansuru kenkyuu

Maruchirobotto kaihatsu kanri shisutemu ni kansuru kenkyuu

Kokusai koukuu koushihou no kenkyuu

Kokusai koukuu koushihou no kenkyuu

Denryoku keitou sousa no jidouka ni kansuru kenkyuu

Tanouhousei ransou ni kansuru denshi kenbikyouteki kenkyuu

Sekigai niafīrudo kougaku sousa kenbikyou ni kansuru kisoteki kenkyuu

Denki tousei ni kansuru kenkyuu

Shinrin keiei kanri shisutemu ni kansuru kenkyuu

Denshi kuubouka o mochiita handoutai hikari henchouki ni kansuru kenkyuu

Kisei kanwa ni tomonau kokunai koukuu nettowāku no keikaku shuhou ni kansuru kisoteki kenkyuu

Eibun keiyakusho no denshi bunshoka ni kansuru kenkyuu