Yasei no yobigoe

Yasei no yobigoe

Yasei : seiji jiron

Yasei yori ai e

Kouya no yobu koe : shousetsushuu

Yasei kotsujiki tousui

Yasei kenshichuu ron

Taiwan yasei gomuju

Yakusou saibai no shiori : fu yasei yakusou saishuu no shikata

Hokuman yasei honyuuruishi

Yajin no koe

Uirusu teikousei Cucumiszoku yasei shokubutsu e no zenshin kansen ni kanyosuru kyuurimozaikuuirusu idenshi no kaiseki

呼声

Hokuman yasei honyuurui shi

Nopporo kokuyuurin yasei shokubutsu chousa houkokusho

No no koe : shinkou yofu

Afurika ni okeru yasei seibutsu hogo ni kansuru kenkyuu : higashiafurika o chuushin to shita yasei seibutsu hogo no genjou to mondaiten

Wildlife Friends (Yasei no Tomo)

Jitsuyou yasei yakusou saishu shiage tebiki

物売りの呼び声

Yasei shokubutsu to saibai shokubutsu o kishu to suru epirakunazoku tentou no seikatsushi tokusei ni kansuru kenkyuu

Bunmeijin no yabansei

Ten no koe hito no koe

Musei no koe

Yasei doubutsu to saiyaseika kachiku ni kansuru chirigakuteki kenkyuu