About KUROKI TAKAHITO
About ISO NOZOMI
About KURODA KEISUKE
About SO TATSURO
About 志學館大
About GOTO KENSUKE
About river
About landform
About longitudinal slope
About curve
About mathematical model
About analysis(separation)
About height
About inundation
About region
About drainage basin
About water effluence
About Miyazaki prefecture
About digital terrain model
About digital elevation model
About downriver
About flooded area
About Oyodogawa River
About morphological analysis
About microtopography
About altitude
About 本庄川
About inner water inundation
About River survey and plan
About 大淀川
About 下流
About 地形
About 浸水