"The purpose of the Retail Price Survey is to get the nation-wide information on the retail prices of important goods and fees for services in consumer life.
The survey consists of two parts: the ""Trend Survey"" that aims to clarify the monthly trend of prices, and the ""Structural Survey"" that aims to clarify, the price structure by region and store type."
Monthly statistics published by MILT with basic information of rail transportation in Japan(ex. Freight tonnage carried, Freight ton kilometers(FTKs), Passenger traffics).
Japan: Statistics on Rail Transportation, June 2016