HISTORY OF IRRIGATION IN JAPAN// HITOSHI FUKUDA

1. Ancient time (300 B. C. - 800 A. D.) 1.1 Oriental transition of ironware and paddy cultivation 1.2 Introduction of Buddhism and development of irrigation 1.3 Reformation the Taika Era and water management 2. Medieval ages (800-1500) 2.1 The shift from Nationally-manage irrigation to irrigation controlled by Feudal Manor 2.2 Establishment of water management at the Terminal Network of Irrigation 3. Tokugawa Era (1500-1868) 3.1Development of river irrigation by the Daimyo 3.2 the establishment of a management system for irrigation water 3.3 Representative project: Minumadai irrigation projects 3.3.1 Reclamation of Minuma 3.3.2 Transition to large river irrigation 3.3.3 Navigation 4. Modern ages to World War 2 (1868-1945) 4.1 Urgent reclamation following the Meiji restoration 4.2 Progress in water use development and improvement 4.2.1 Irrigation water intake unification 4.2.2 Drainage improvement 4.3 Advance of arable land consolidation 4.4 Development of reclamation projects 4.4.1 Outline 4.4.2 Background to the establishment of land reclamation aid 4.4.3 Details of the land reclamation act 4.4.4 Project achievement and results 4.5 Main irrigation and drainage canals 4.5.1 Outline 4.5.2 Irrigation and drainage conditions during this period 4.5.3 Establishment of the irrigation and drainage main canals improvement subsidy guide 4.5.4 Progress and achievement 4.6 Development of irrigation and drainage projects in wartime 4.6.1 Outline 4.6.2 The development of irrigation and drainage projects in relation to the agricultural land development act 5. After World War 2 to the present (1945-) 5.1 Irrigation and drainage as part of the food production increase policy 5.1.1.The food crisis and urgent reclamation following the war 5.1.2 Establishment of the land improvement act and the land improvement system 5.1.3Introduction of large-scale development methods 5.1.4 Research technology 5.2 Irrigation and drainage during the period of high economic growth 5.2.1 From the policy to boost food production to the development of an agricultural infrastructure 5.2.2 High economic growth and land improvement projects 5.2.3 Development of water resources 5.3 Irrigation and drainage in the last stage of high economic growth 5.3.1 The period of change in land improvement projects 5.3.2 Long term plans of land improvement 5.3.3 Overseas technical cooperation 5.3.4 Research and technological development

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