Chapter 2

Telecom Data Book 2021

Chapter 2
Situation of Info-communications Service Usage

  • 2-1 Situation of Number of Contracts for Various Services
    • 2-1-1 Trends in Number of Telecommunications Services Subscriptions, etc.
    • 2-1-2 Number of Subscriber Telephone Contracts by Prefecture
    • 2-1-3 Number of ISDN Contracts by Prefecture
    • 2-1-4 Number of Mobile Phone and PHS Contracts by Prefecture
    • 2-1-5 Number of Domestic Leased Circuits
    • 2-1-6 Number of Broadband Service Contracts, etc.
  • 2-2 Situation of Traffic
    • 2-2-1 Whole Traffic
      • 2-2-1-1 Situation of Total Number of Calls
      • 2-2-1-2 Total Number of Calls Between Fixed Telephone and Mobile Telephone
      • 2-2-1-3 Daily Number of Calls per Subscription (Contract)
      • 2-2-1-4 Situation of Total Call Duration
      • 2-2-1-5 Average Call Duration per Call
      • 2-2-1-6 Daily Duration per Subscription (Contract)
    • 2-2-2 Traffic of Subscriber Telephone/ISDN
      • 2-2-2-1 Situation of Calls by Time Zone
        • 2-2-2-1-1 Number of Calls by Time Zone
        • 2-2-2-1-2 Duration by Time Zone
      • 2-2-2-2 Number of Calls by Duration
        • 2-2-2-2-1 Number of Calls by Duration
        • 2-2-2-2-2 Number of Calls Classified According to 10-second Steps (FY2019)
      • 2-2-2-3 Situation of Calls by Prefecture
        • 2-2-2-3-1 Ranking of Number of Outgoing and Incoming Calls by Prefecture (FY2019)
        • 2-2-2-3-2 Main Destination Prefectures by Originating Prefecture (FY2019)
        • 2-2-2-3-3 Main Originating Prefectures by Destination Prefecture (FY2019)
      • 2-2-2-4 Share by Carrier in Calls Between Prefectures
        • 2-2-2-4-1 Changes in the Ratio of Number of Calls by Carrier in Calls between Prefectures
        • 2-2-2-4-2 Changes in the Ratio of Call Hours by Carrier in Calls Between Prefectures
    • 2-2-3 Traffic of IP Phones
      • 2-2-3-1 Number of Telephone Numbers in Use and Communications Traffic
    • 2-2-4 Traffic of Mobile and PHS Phone
      • 2-2-4-1 Situation of Calls by Time Zone
        • 2-2-4-1-1 Number of Calls by Time Zone
        • 2-2-4-1-2 Duration by Time Zone
      • 2-2-4-2 Situation of Number of Calls by Duration
        • 2-2-4-2-1 Number of Calls by Duration
        • 2-2-4-2-2 Number of Calls Classified According to 10-second Steps (FY2019)
      • 2-2-4-3 Situation of Calls by Prefecture
        • 2-2-4-3-1 Ranking of Number of Outgoing and Incoming Calls by Prefecture (FY2019)
        • 2-2-4-3-2 Main Destination Prefectures by Originating Prefecture (FY2019)
        • 2-2-4-3-3 Main Originating Prefectures by Destination Prefecture (FY2019)
    • 2-2-5 Traffic of International Telephone Services
      • 2-2-5-1 Number and Duration of International Telephone Calls
      • 2-2-5-2 Duration of International Calls by Main Country
        • 2-2-5-2-1 Trends in Share of Outgoing Call Duration by Country
        • 2-2-5-2-2 Trends in Share of Incoming Call Duration by Country
        • 2-2-5-2-3 Outgoing and Incoming Call Duration by Country (FY2019)
  • 2-3 Movements of Services and Charges
    • 2-3-1 Fixed Telephone
      • 2-3-1-1 Progress of Rates
        • 2-3-1-1-1 Progress of Telephone Rates of NTT
        • 2-3-1-1-2 Progress of Rates of Long-Distance and International NCCs
        • 2-3-1-1-3 Progress of Rates of Regional and Cable TV Operators
        • 2-3-1-1-4 Progress of ISDN Service Provision
        • Change in NTT's Call Rates (weekday daytime for 3 minutes)
    • 2-3-2 Mobile Phone and PHS Services
      • 2-3-2-1 Progress of Service Provision and Movements of Carriers -Mobile Phones
      • 2-3-2-2 Progress of Service Provision and Movements of Carriers -PHS
    • 2-3-3 International Telephone Services
      • 2-3-3-1 Progress of Service Provision and Movements of Carriers
    • 2-3-4 Leased Circuit and Data Transmission Services
      • 2-3-4-1 Progress of Service Provision and Movements of Carriers
        • Progress of Leased Circuit Service Provision
        • Progress of Data Transmission Service Provision

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