Koukuu yuubin no riyou ni tsuite

Koukuu shashin no riyou kachi no chousa ni tsuite

Yuubin narabini yuubin chokin riyou no gosankou

Beihai no riyou ni tsuite kondate ni tsuite

Yuubin nenkin riyou 100tai

Onkyuu kinko no riyou ni tsuite

Keifun riyou ni tsuite

Rekkoku koukuukai no gensei ni tsuite : fu wagakuni koukuu kougyou ni taisuru shoken

Wagakuni suiryoku denki no riyou gendo ni tsuite

Yuubin furikae chokin no riyouhou

Wagakuni ni okeru kakushu kougyouyou douryoku to denki no riyou ni tsuite

Kuukan no seishitsu ni tsuite

Yousai saibai ni okeru ensui riyou ni kansuru kenkyuu : tokuni hourensou ni taisuru Na no kouka ni tsuite

Bi no hyougen ni tsuite

Tetsudoushou koukuu sokuryou sagyou ni tsuite

Daiyou kokusanhin no aiyou shourei ni tsuite

Kyouseiyou gomu ringu no hippariryoku ni tsuite

Tenshoku no taisaku ni tsuite

Sosai no saibai ni tsuite

Koukuu nihon tsubasa no shouri

Ushi hai no touketsu hozon ni kansuru kenkyuu : tougai boushizai echiren gurikōru no riyou to chokusetsu ishoku ni tsuite

Nihon no gaikasai ni tsuite

Kyougohan no gaiyou ni tsuite

Ai ni tsuite

Bi ni tsuite