PROBLEM TO BE SOLVED: To provide an information processing system which has higher convenience to a user while utilizing an advantage of spreadsheet software and to provide a calculation processing method, a calculation processing program, an accounting program, an accounting system, an accounting terminal device and an accounting method.;SOLUTION: An information processing system 10 includes input means, output means, basic processing means, and state update means. The basic processing means executes processing using an expression or a value (hereafter, regarded as "definition information".) defined in relation to at least one cell of spreadsheet software to execute routine processing. The state update means has redefinition information defined in advance in areas other than an area (hereafter, regarded as "an operation planned area".) with an operation planned when a user performs the routine processing, and uses the redefinition information to update a state about an operable object when an operation is performed about at least any operable object of a cell, a row, a column, and a sheet with the definition information related to.;SELECTED DRAWING: Figure 11;COPYRIGHT: (C)2018,JPO&INPIT
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