Data Source

Flood-Prone Area Map[SM1.1]

• Tone River System – Tone River Flood-Prone Area Map (MLIT Kanto Regional Development Bureau, Upper Tone River Office) (opens new window)
• Tone River System – Hirose River Flood-Prone Area Map (MLIT Kanto Regional Development Bureau, Upper Tone River Office) (opens new window)
• Tone River System – Koyama River Flood-Prone Area Map (MLIT Kanto Regional Development Bureau, Upper Tone River Office) (opens new window)
• Tone River System – Hayakawa River Flood-Prone Area Map (MLIT Kanto Regional Development Bureau, Upper Tone River Office) (opens new window)
• Tone River System – Karasugawa River, Kanna River, Kabura River, and Usui River Flood-Prone Area Map (Takasaki River and National Highway Office) (opens new window)
• Tone River System – Hayakawa River Flood-Prone Area Map (Gunma Prefecture) (opens new window)
• Tone River System – Hirose River Flood-Prone Area Map (Gunma Prefecture) (opens new window)
• Tone River System – Kasu River Flood-Prone Area Map (Gunma Prefecture) (opens new window)
• Tone River System – Nira River Flood-Prone Area Map (Gunma Prefecture) (opens new window)
• Tone River System – Arato River Flood-Prone Area Map (Gunma Prefecture) (opens new window)
• Tone River System – Momonoki River Flood-Prone Area Map (Gunma Prefecture) (opens new window)
• Tone River System – Tone River (Central Prefectural Section) Flood-Prone Area Map (Gunma Prefecture) (opens new window)
• Tone River System – Tone River Midstream Area Flood-Prone Area Map (Gunma Prefecture) (opens new window)
• Tone River System – Karasugawa River Area Flood-Prone Area Map (Gunma Prefecture) (opens new window)
• Tone River System – Ishida River Area Flood-Prone Area Map (Gunma Prefecture) (opens new window)
• Tone River System – Koyama River Flood-Prone Area Map (Saitama Prefecture) (opens new window)

Background Maps, etc.

• OpenStreetMap (opens new window)
  • Road
  • Railway
  • Land Use
• Fundamental Geospatial Data (GSI) (opens new window)
  "Approved (Use) by Director-General of GSI under the Survey Act R 6JHs 282 "
  • Water
  • Contour Line
  • Building
• GSI Tiles (Geospatial Information Authority) (opens new window)
  • Shaded-Relief Maps
  • Elevation Tiles (Digital Elevation Model by Fundamental Geospatial Data)
• Digital National Land Information (National Land Information Division, National Spatial Planning and Regional Policy Bureau, Ministry of Land, Infrastructure, Transport and Tourism) (opens new window)
  • Administrative District
  • River

Search by Place Name

• Location Reference Information (National Land Information Division, National Spatial Planning and Regional Policy Bureau, Ministry of Land, Infrastructure, Transport and Tourism) (opens new window)