Koudaenritsu teiasupekutohi tokamaku no tokusei ni kansuru kenkyuu

Sutento no rikigakuteki tokusei ni kansuru kenkyuu

Hanentou suritto kēson no suiri tokusei ni kansuru kenkyuu

Gaigankin no kikaiteki tokusei ni kansuru kenkyuu

Mokuzai no abureshibu mamou tokusei ni kansuru kenkyuu

Nattoukināze no kessen youkai tokusei ni kansuru kenkyuu

Ōtobai no teisokuji no soukou tokusei ni kansuru kenkyuu : chokushin anteisei to shindou tokusei

Seni seihin no hyoumen tokusei ni kansuru kenkyuu

Kumaizasa shokusei no seitaiteki tokusei ni kansuru kenkyuu

Ranryuu kyoukaisou no furakutaru tokusei ni kansuru kenkyuu

Mōdo tokusei doutei no seinou koujou ni kansuru kenkyuu

Erekutoroseramikkusu no purosesshingu to denki tokusei ni kansuru kenkyuu

Fuseikei jiban no shindou tokusei ni kansuru kenkyuu

Douro zairyou no tokusei ni kansuru kisoteki kenkyuu

Taiseki bonchi no jishindou tokusei ni kansuru kenkyuu

Seiteki metaru shīru no kihonteki tokusei ni kansuru kenkyuu

Rinia denji akuchuēta no tokusei kaiseki ni kansuru kenkyuu

Koumitsudo kennetsu chikunetsu shisutemu no netsu tokusei ni kansuru kenkyuu

Koufunsei baishitsu no parusuretsu densou tokusei ni kansuru kenkyuu

Iebae sanagi ni sonzaisuru fenōru okishidāze no tokusei ni kansuru kenkyuu

Jiko juutensei o yuusuru kouryuudou konkurīto no tokusei ni kansuru kenkyuu

Fukugouzai kouzou no gousei tokusei saitekika ni kansuru kenkyuu

Orifisu parusu chūbu reitouki no reikyaku tokusei ni kansuru kenkyuu

Kyoujisei biryuushi bunsankei no jiki tokusei ni kansuru kenkyuu

Shirasu jiban no jiban kougakuteki tokusei ni kansuru kenkyuu