StatisticsBureauMinistryofPublicManagement,HomeAffairs,PostsandTelecommunicationsJapanStatistics Bureau Ministry of Public Management, Home Affairs, Posts and Telecommunications2006.11
StatisticsBureauMinistryofPublicManagement,HomeAffairs,PostsandTelecommunicationsJapanStatistics Bureau Ministry of Public Management, Home Affairs, Posts and Telecommunications2005.11
StatisticsBureauMinistryofPublicManagement,HomeAffairs,PostsandTelecommunicationsJapanStatistics Bureau Ministry of Public Management, Home Affairs, Posts and Telecommunications2004
StatisticsBureauMinistryofPublicManagementHomeAffairsPostsandTelecommunicationsJapan.Statistics Bureau Ministry of Public Management , Home Affairs, Posts and Telecommunications Japan,2003.
Statistics Bureau, Ministry of Public Management, Home Affairs, Posts and TelecommunicationsStatistics Bureau, Ministry of Public Management, Home Affairs, Posts and Telecommunications2003-2004<Z51-F262>
edited by Statistics Bureau, Ministry of Public Management, Home Affairs, Posts and TelecommunicationsStatistics Bureau, Ministry of Public Management, Home Affairs, Posts and Telecommunicationsc2003<DT221-B1>