Jikyoku to shinrin : mokuzai kougei benia bousekiyou mokkan mageki isu suidou mokkan mokumou

Shinrin mokuzai houki

Kokuyuurin to mokuzai

Jikyoku to shinrin : senji ni o keru shinrin no kouyou

Mokuzai to kenchiku

Shinrin kasai to sono keibou

Yamanashi kenkai to shinrin mondai

Gyogyou to shinrin tono kankei chousa

Kantou daishinsai to mokuzai oyobi shintan

Shougakkou kyoukasho ni arawaretaru jumoku mokuzai shinrin ringyou yama ni kansuru jikou

Kaigun kougyou to mokuzai no kankei ni tsuite

Rinsan kanri shisutemu no kakuritsu ni muketa mokuzai no kisoteki seishitsu no hendou ni kansuru kenkyuu

Toshi kara kinkou shinrin no kankyou henka ni sotta seibutsu gunshuu no suii patān ni kansuru kenkyuu : oosaka chihou ni okeru tori, chou oyobi ari no gunshuu o daizai to shite