Nihon rettou ni okeru nettaisei narabi anettaisei shokubutsu no jisei hokugen

Kitashina ni okeru rekkoku no keneki

Nihon rettou ni okeru buna no keishitsu to rinbun kouzou no chiri heni

Nanpou kyoueiken ni okeru shokubutsu seiyu shigen

Sekai ni okeru nihon kokuminsei no honryou

Touhoku chihou ni okeru shakai narabini keizaijou no tokuisei

Touhoku chihou ni okeru shakai narabini keizaijou no tokuisei

Shizen bunrui ni yoreru nihon no shokubutsu

Nihon ni okeru bukkyou shisou ishokushi

Nihon rettou chuubu sangaku chiiki ni okeru dai yonki makki no hyouga chikei hattatsushi

Nihon ni okeru fashisuto no katsudou

Nihon ni okeru yuniterian no dendou

Tasetsu chiiki ni okeru koke shokubutsu no bunpu to seitaiteki tokusei

Shina ni okeru rekkyou no kyousou

Sekai ni okeru nihon no shourai

Nihon ni okeru koukyoukai no fukkatsu

Kokusaikan ni okeru nihon no koritsu

Anettaisei bokusou no houbokusouchi ni okeru shokubutsu seisan to kachiku no seichou ni kansuru seitaigakuteki kenkyuu

Toua ni okeru denki tsuushin jigyou no gaiyou

Kitataiheiyou ni okeru soren beikoku nihon

Kantonshou ni okeru kiito narabini chīfu ni okeru tousoumen no chousa

Bai zukan ni tsuite : roppyakugojuunenmae ni okeru honpou saiko no shokubutsu shaseizu

Senji ni okeru cha no juuyousei

Shizenkai ni okeru ryousei no himitsu : ichimei jinrui seibetsugaku

Senkyuuhyaku sanjuuninen ni okeru eiryou marai tainichi narabi taigai boueki