Shoku to nō no rashinban no arikata o tou : shokuryō, nōgyō, nōson kihon keikaku ni yosete = Critical views on food and agricultural policies : considerations and opinions on basic plan for food, agriculture and rural areas
Nihon no imin seisaku o kangaeru : jinkō genshō shakai no kadai = Considerations to immigration policy in Japan : measures against decreasing population