Hiroyuki Tani

Transaction management system and program for configuring online shopping system

Method for managing product information and method for requesting repairs

System and method for upgrading mobile handset

Method and system of remotely controlling a portable terminal and a computer product

Contents providing method and program, contents user menu information database registering method, contents request program, contents user registering program, and fee requesting program

Content providing method, a registration method of a user menu information database, a content providing program, a content requesting program, a user registration program, and a charge invoicing program

Road surface inspection device and recording medium

Mobile device controlling method, IC card unauthorized use preventing method, program for changing settings of mobile device, and program for preventing IC card from unauthorized use

METHOD OF CONTROLLING PORTABLE EQUIPMENT, METHOD OF PREVENTING ILLICIT USE OF IC CARD, PROGRAM FOR CHANGING SETTING OF PORTABLE EQUIPMENT, AND PROGRAM FOR PREVENTING ILLICIT USE OF IC CARD

Access contract changing method for automatically changing an access contract between a prepaid contract and a postpaid contract