Kakkoku ni okeru shokuryou mondai

Kakkoku ni okeru seishinbyou mondai

Gen jikyokuka ni okeru shokuryou mondai no taisaku

Sekai taisen ni okeru kakkoku no shokuryou seisaku

Shokuryou mondai

Shokuryou mondai

Kakkoku ni okeru uyoku undou

Futsukoku ni okeru shuyou shokuryou nousanbutsu ni kansuru senji seisaku

Kakkoku ni okeru rai yobou houki

Jinkou shokuryou mondai

Jinkou mondai to shokuryou mondai

Jinkou mondai to shokuryou mondai

Senji ni okeru shokoku no shokuryou seisaku

Eikoku ni okeru roudousha juutaku mondai

Shokuryou mondai kaiketsusaku

Doitsu ni okeru shuyou shokuryou nousanbutsu ni kansuru senji seisaku

Senji no shokuryou mondai ni tsuite

Shina no shokuryou mondai

Hokubei gasshuukoku ni okeru shuyou shokuryou nousanbutsu ni kansuru senji seisaku

Kokusai renmei ni okeru gunbi shukushou mondai

Kokusai renmei ni okeru gunbi shukushou mondai

Beikoku ni okeru seikatsuhi touki no mondai

Suisan shokuryou zousan mondai ni tsuite

Oubei kakkoku ni okeru denwa jigyou ippan

Taiwan ni okeru kosaku mondai ni kansuru shiryou