Gunma-ken (Japan)

• "Chiisa na Jichi" no Jissen ni Muketa Kentō Kaigi
• Gunma kenshi
• Gunma-ken kankyō kihon keikaku, 2001-2005
• Gunma-ken kankyō kihon keikaku, 2011-2015
• Gunma-ken mizu kankyō hozen kihon shishin
• Gunma-ken no nenreibetsu jinkō
• Gunma-ken rekishi
• Gyōkeishi
• Gyōsei kaikaku ni kansuru kenmin ankēto chōsa kekka
• Jōmō kofun sōran
• Jōmō taikan
• Kikyō