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        • Condition setting Individual operation/ flow rate
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        • Project/ Water column collapse
        • Project/ Water column collapse/ Data
        • Project/ Flow Rate
        • Project/ Flow / Data
        • Project/ Water depth
        • Project/ Water depth/ Data
        • Project/ Embankment
        • Project/ Embankment/ Data
        • Project/ Breaking/ Data
        • Project/ Tunnel
        • Project/ Tunnel/ Data
        • Project/ Culvert
        • Project/ Culvert / Data
        • Project/ Pump
        • Project/ Pump/ Data
        • Project/ Sewage
        • Project/ Sewage / Data
        • Project/ Embankment
        • Project/ Embankment/ Data
        • Project/ Fushi / Gutter
        • Project/ Gutter / Gutter/ Data
        • Project/ Flowing flood river
        • Project/ Downstream Flood River/ Data
        • Project/ River
        • Project/ River/ Data
        • Project/ Drainage Area
        • Project/ Reservoir/ Data
        • Project/ Disaster Prevention Dam
        • Project/ Disaster Prevention Dam/ Data
        • Project/ Storm surge
        • Project/ Storm surge/ Data
        • Project/ Rainfall
        • Project/ Rainfall / Data
        • Project/ Rainfall Scenario
        • Project/ Rainfall Scenario/ Data
        • Project/Calculation Area
        • Project/ Calculation Area/ Data
        • Project/ Calculation Area/ Mesh Size Data
        • Project/ Calculation Area/ Topography, roughness, porosity, transmittance X, transmittance Y, land use
        • Project / Detailed Analysis Area
        • Project/ Detailed Analysis Area/ Data
        • Project/ Watershed/ Analysis Coverage
        • Project/ Watershed/ Analysis Range/ Data
        • Project/Simulation Results
        • Project/KML Objects
        • Projects/KML Objects/Data
        • Project/Shapefile Object
        • Project/Shapefile Object/Data
        • Project/LP Objects
        • Legend / Display
        • Legend / Additions and Edits
      • Batch Process
        • Other/ Operating Environment
        • Other/ Maintenance & Support
        • Other/ About the handling of maps
        • Other/ Export Notes
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        • Acknowledgements
      • References
        • FAQ/ The coordinate systems available in DioVISTA are
        • FAQ/ What is UTM Coordinate System?
        • FAQ/ What is a Standard Geographic Mesh?
        • FAQ/ Difference between water level and depth
        • FAQ/ Computational mesh size in latitude-longitude coordinate system
        • FAQ/ Can you predict flooding for the entire land area of the earth?
        • FAQ/ How to Set the Calculation Time Step
        • FAQ/ I want to specify the calculation time step width
        • FAQ/ How to determine the calculation area
        • FAQ/ Maximum size of the calculation area
        • FAQ/ Getting Started with PowerShell
        • FAQ/ Introduction to DioVISTA Batch Processing
        • FAQ/ PowerShell script to import embankment data into DioVISTA
        • FAQ/ PowerShell script to import culvert data into DioVISTA
        • FAQ/ I want to speed up flood analysis
        • FAQ/ PowerShell scripts for batch processing simulation calculations
        • FAQ/ Error message "Unable to open data file XXX"
        • FAQ/ Error message "Unable to open data file (terrain)"
        • FAQ/ Basic Equations for Flood Models
        • FAQ/ Calculation of the House Collapse Risk Zone
        • FAQ/ Setting Fill and Culvert for Flood Models
        • FAQ/ I don't want to flood a specific mesh
        • FAQ/ Manual Procedure for Calculating the Collapse Risk Zone
        • FAQ/ I don't want to flood outside a certain range
        • FAQ/ How to prevent floodplains from flooding before breaches to calculate the risk zone of house collapse
        • FAQ/ Is the shallow-water equation used?
        • FAQ/ Basis for calculating the risk zone for house collapse
        • FAQ/ Foundation Formula for House Collapse Zone
        • FAQ/ Setting a culvert wider than the mesh size
        • FAQ/ What does the fill coord value mean?
        • FAQ/ House collapse risk zone appears in the drainage zone of the drainage station
        • FAQ/ Position of Transmittance X and Transmittance Y Side
        • FAQ/ Setting of Building Occupancy Ratio in Accordance with the Flood Control Economics Survey Manual
        • FAQ/ Mass conservation is not satisfied when flooding calculations are performed in coastal areas
        • FAQ/ Should the Left Bank Line and Right Bank Line be Defined on the Embankment?
        • FAQ/ The surface of the floodplain is not smooth
        • FAQ/ I want to specify the effective minimum value of the inundation depth.
        • FAQ/ Editing river channel data (top view, cross-sectional view)
        • FAQ/ Import river channel data (floor plan, cross-sectional view)
        • FAQ/ I can't select a folder for regular river crossing data
        • FAQ/ Error Message oudan.csv file format is invalid
        • FAQ/ Error Message: No valid riverbed found
        • FAQ/ I want to import a shapefile of the left bank line / right bank line
        • FAQ/ Relationship between River Channel Data and Ground Height Mesh of Flood Model
        • FAQ/ Roughness coefficient that can be set for one river channel cross section
        • FAQ/ Give multiple HQ formulas to a river channel cross-section
        • FAQ/ Give a flow time series at the upstream end of a river
        • FAQ/ Give a water level time series at the downstream end of a river
        • FAQ/ Giving lateral inflow to rivers in chronological order
        • FAQ/ Giving Rivers Overflow Coefficients
        • FAQ/ Building a wall on a river (wall erection calculation)
        • FAQ/ Closing the downstream end of a river
        • FAQ/ Maximum number of rivers that can be modeled
        • FAQ/ Modeling of River Confluence and Diversion
        • FAQ/ Modeling of River Backwater Phenomena
        • FAQ/ Downstream water level does not meet specified
        • FAQ/ I want to return the downstream water level to an unset setting.
        • FAQ / It diverges when overflowing in a river given the HQ formula
        • FAQ / The water level is unnatural in the river given the HQ formula
        • FAQ / I want to know the river water level before applying the HQ formula
        • FAQ / Reasons for setting the HQ formula application lower flow limit and the HQ formula application upper flow rate
        • FAQ/ I want to fill up the tributary river
        • FAQ/ Flowing Flood Analysis
        • FAQ/ Water Level Calculation Logic for Flowing Flood
        • FAQ/ Isoflow Calculation
        • FAQ/ Calculation of Flooding by Tsunami River Run-up
        • FAQ/ How to calculate overflow width
        • FAQ/ Connecting an Overflow Levee to the Flood Model
        • FAQ / What is HQ Formula?
        • FAQ/ Even if a wall is erected in the river, I want to return it to the floodplain
        • FAQ/ I want to install sluice gates and pumps as river crossing structures.
        • FAQ/ I want to operate the drainage station at the end of a tributary based on the water level of the main river.
        • FAQ/ Downstream water level at the end of the drainage station with a time of 0 seconds
        • FAQ/ I want to operate the end-of-flow drainage station based on the tide level
        • FAQ/ Effect of setting the river center line
        • FAQ/ Cross-section of a river channel with a riverbed higher than the height of the left and right banks
        • FAQ/ When the river center line is set as the cell boundary, the inside of the river channel is flooded.
        • FAQ/ Location of the cross-section where lateral inflow is given
        • FAQ/ Modeling a closed channel in the middle of a river channel
        • FAQ/ Modeling of Honkawa and Hakawa Behavior
        • FAQ/ Calculation of river water level in the event of a jet flow
        • FAQ/ The crossing line extends outward from the right and left bank piles
        • FAQ/ Breakage Model Specifications
        • FAQ/ Backflow from the breach
        • FAQ/ Breaking Width of Levee Model
        • FAQ/ River width determines the breakage width of the levee model
        • FAQ/ Levee Height of Levee Model
        • FAQ/ Enabling or Invalidating Levees
        • FAQ/ Error countermeasures for levee flow rate calculated by levee failure model
        • FAQ/ Export Flow Rates Calculated by Levee Failure Model
        • FAQ/ How to calculate the water level at the breach
        • FAQ/ Appropriate location of riverside lines and breaches
        • FAQ/ Overtopping from other than the breach
        • FAQ/ Specification of backflow from the breach
        • FAQ/ Meaning of Distance Markers for 3-Layer Model Parameters
        • FAQ/ How to set the rainfall correction magnification
        • FAQ/ What is Watershed Analysis?
        • FAQ/ Topographic data used in spill models
        • FAQ/ Integrated calculation of river channel and floodplain
        • FAQ/ Is it possible to build a drainage station to drain floodwater into rivers?
        • FAQ/ Operation when the lower limit of the gutter flow rate is set
        • FAQ/ Behavior when the river channel water level is higher than the water level in the gutter gate
        • FAQ/ Meaning of Status Columns for Flow Data at Drainage Station
        • FAQ/ Overlapping drainage target areas of drainage stations
        • FAQ/ Disabling floodplain cells including river channels
        • FAQ/ Logic of connecting river channels and floodplains
        • FAQ/ Definition of ground height of gutter opening
        • FAQ/ Behavior of the gutter gate when the time to switch to wastewater only evaluation is set
        • FAQ/ Expressing Wastewater by Waterway at Drainage Station
        • FAQ/ Operation when a drainage station is installed in a cell in a river channel
        • FAQ/ Behavior when the cell where the drainage station is installed is not flooded
        • FAQ/ How to calculate the amount of wastewater discharged by drainage station
        • FAQ/ Setting of Drainage Target Area of Drainage Station
        • FAQ/ Can multiple drainage stations be set up in one drainage zone?
        • FAQ/ I can't edit the drainage area for some reason.
        • FAQ/ Flooding of drainage areas outside of work
        • FAQ/ Terrain Data Sources
        • FAQ/ How to Sample Topographic Data
        • FAQ/ Is the terrain data at the center or intersection of the grid?
        • FAQ/ Editing, Importing, and Exporting Topographic Data
        • FAQ/ Where mesh data is stored
        • FAQ/ I want to import DEM data loaned by the orderer
        • FAQ/Creating Terrain Data from LP Data
        • FAQ/ LP Data Visualization
        • FAQ/ Porosity and Transmittance Data Sources
        • FAQ/ Roughness Factor Data Source
        • FAQ/ Editing Roughness Factors
        • FAQ/ Editing porosity and transmittance
        • FAQ/ I want to import shapefile data into the calculation area
        • FAQ/ I want to import topography, roughness, and embankment data in NetCDF format
        • FAQ/ Conversion from ASC format to importable NetCDF format
        • FAQ/ Giving AMeDAS observations as rainfall data time series
        • FAQ/ Provide a bar chart of rainfall data time series
        • FAQ/ What is the River flagged cell for terrain data?
        • FAQ/ Sources of topographic data
        • FAQ/ How to set cross-sectional acquisition interval and target terrain data
        • FAQ/ Terrain elevation of embankments
        • FAQ / DioVISTA Usage Results
        • FAQ/ How to check the calculation result
        • FAQ/ Calculation of the number of damaged houses, affected population, and flooded area
        • FAQ/ Preparation of netCDF and CSV in accordance with the Guidelines for Digitization of Flood Area Map Data (3rd Edition)
        • FAQ/ Preparation of shapefile and DXF format compliant with Guidelines for Digitization of Flood Area Map Data (3rd Edition)
        • FAQ/ Creating Flood Simulation Videos
        • FAQ/ Creating KML for Flood Simulation Results
        • FAQ/ Rainfall display
        • FAQ/ Error message "The log file does not contain data to be output"
        • FAQ/ Error message "Unable to open log file"
        • FAQ/ I want to map the flood arrival time and inundation duration.
        • FAQ/ I want to map the spread of the flooded area all at once.
        • What does FAQ/KML display mean?
        • FAQ / I want to fill from ground to water with KML
        • FAQ/ I want to check the contents of the output NetCDF
        • FAQ/ Values of X and Y components of flow velocity
        • FAQ/ Preparation of deliverables in accordance with the Flood Area Mapping Manual (4th Edition)
        • FAQ/ Inundated areas may appear as enclaves
        • FAQ/ I want to analyze with a mesh size of 25m and output a flood depth with a mesh size of 5m.
        • FAQ/ The inundation depth of the mesh size of 5 m was output even though the analysis was performed with a mesh size of 25 m.
        • FAQ/ [Open] Depth of inundation calculated despite terrain
        • FAQ/ Mesh code becomes 15 digits
        • FAQ/ Error message "Unable to open data file (terrain)" was output.
        • FAQ/ Definition of Inundation Duration
        • FAQ/ Exporting Collapse Zones
        • FAQ/ When outputting the inundation depth to CSV, I want to output it with 3 decimal places.
        • FAQ/ When the inundation depth is output to the GIS, the inundation area may be displayed as an enclave.
        • FAQ/ When creating a maximum envelope diagram, I get the error message "Output range is too large"
        • FAQ/ I want to output the maximum inundation depth of the maximum envelope with a mesh size of 25 m.
        • FAQ/ I want to map the inundation depth in GIS
        • FAQ/ I want to output the inundation depth time series of an arbitrary point
        • FAQ/ Validation of DioVISTA
        • FAQ/ I want to use a specified image as the background diagram of DioVISTA
        • FAQ/ I want to use an online map as a background diagram for DioVISTA
        • FAQ/ I want to overlay map data on DioVISTA
        • FAQ/ I want to set the transparency of land use data
        • FAQ / How many people can I use with 1 license
        • FAQ / How many devices can I install with 1 license
        • FAQ/ What is the difference from DioVISTA Storm
        • FAQ/ The map display is strange
        • FAQ/ Build Number
        • FAQ/ Dataset file path
        • FAQ/ Responding to dataset loading errors
        • FAQ/ Flood simulation related menus are not displayed
        • FAQ/ Error message "Unable to connect to map server"
        • FAQ/ It takes some time for the map to appear
        • FAQ/ Error message "Unable to connect to map server"
        • Model Control / Design Philosophy
        • Model Control/ Time Control
        • Model Control/Spatial Coordinates
        • Flood Model/ Foundation Formula
        • Flood Model/Differential Methodology
        • Flood Model/CFL Conditions
        • Flood Model/ Roughness
        • Flood model/ Porosity
        • Flood model/ building resistance coefficient per length
        • Flood Model/ Estimation of Effective Rainfall
        • Flood Model/ Danger of evacuation after flooding
        • Flood model/ Risk of collapse of houses, etc.
        • Flood model/ Speeding up the drainage process
        • Flood model/ Censored flow velocity
        • Flood Model/Effective Minimum Depth of the Flood Equation
        • Flood model/ misalignment of the inundation depth displayed on the map
        • Interpolation for flood models/map display
        • Flood Model/Improvements from Ver. 2
        • Flood model/ backward compatible
        • River Model/ Basic Formula
        • River Model/Differential Methodology
        • River Model/CFL Conditions
        • River Model/Properties
        • River Model/Initialized with Unequal Flow
        • River model/Cross-sectional data creation and editing
        • River Model/Import Section Data
        • Correcting the water level with the river model / HQ formula
        • River Model/Overflow Coefficient Setting
        • River Model/ Export Water Level and Flow
        • River Model/Export Overflow
        • River model/ lateral inflow setting
        • River Model/Splitting Rate
        • Set up river model/river/floodplain connections
        • River Model/ Virtual Wall
        • River Model/ Close downstream end
        • Levee model/ Foundation formula
        • Levee Model/Properties
        • Levee model/ Breaking width
        • Levee model/ Broken levee height
        • Levee model/ Ground height in the levee
        • Levee model/Use floodplain ground clearance (reverse flow permit)
        • Levee Breaking Model/ Reverse Levee
        • Levee Failure Model/ Overflow coefficient setting function for breakage
        • Breakage model/ Breakage time series export function
        • Fushi gutter / gutter model/ Basic formula
        • Fushi-gutter model/ Differential method
        • Fushigutter / Gutter Model/ How to set parameters
        • Fushi / Gutter model / Operation screen
        • Spill Model/ Basic Formula
        • Runoff model/parameter setting method
        • Spillage Model/Implementation
        • Spill model/ inflow into roads and rail tracks
        • Boundary conditions/ Flooding/ Water column collapse
        • Boundary conditions/ flooding/ flow
        • Boundary conditions/ Flooding/ Water depth
        • Boundary Conditions/ Structures/ Embankments
        • Boundary conditions/ Structures/ Embankments/ Breakages
        • Boundary Conditions/ Structures/ Tunnels
        • Boundary Conditions/ Structures/ Culverts
        • Boundary Conditions/ Structures/ Pumps
        • Boundary Conditions/ Structures/ Sewage
        • Boundary Conditions/ Structures/ Embankments
        • Boundary conditions/ Structures/ Gutters and gutters
        • Boundary conditions: Flowing flood rivers
        • Boundary conditions/ Drainage station
        • Boundary conditions/ End of flow drainage station
        • Boundary conditions/ Reservoir
        • Boundary conditions/ Disaster prevention dam
        • Boundary conditions/ Rainfall
        • Boundary Conditions/Rainfall Scenarios
      • Storm surge
      • Nesting
        • Input/output function/ Display meshed boundary conditions on a map
        • Input/output function/ Export calculation result/ Text format
        • I/O function/ Export calculation results/ CSV, NetCDF
        • I/O function/ Maximum envelope export/ CSV, NetCDF
        • Input/output function/ Export calculation result / KML format
        • Input/output function/ Export function of calculation result/ ASC format
        • Input/output function/ Import/export of flood model data/ CSV format
        • Input/output function/ Import/export of flood model data/ASC format
        • Input/output function/ Terrain, roughness, embankment import function/ NetCDF format
        • Input/output functions/ Notes on revision of computerization guidelines
        • Batch Processing/ Overview
        • Batch processing/calculation execution
        • Batch processing / MLIT netCDF format conversion
        • Batch processing / MLIT conversion to CSV format
        • Batch processing / Conversion of envelope drawings to MLIT netCDF format
        • Batch processing/conversion of envelope drawings to MLIT CSV format
        • Batch processing/ Extraction of river water level and dam storage
        • Map Data/ Standard Map Datasets
        • Map Data/ Map Converter
        • Map Data / KML
        • Map data/ Terrain editing
    • History
    • User info

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    Last update: 2023-03-17
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