To perform accounting processing by which the transaction contents of an abstract, etc., which is easy to judge can be registered even when an accounting processing person cannot judge a proper account title.

An accounting transaction registration system A for registering the transaction content and account title is provided with a transaction content receiving means 2A for receiving input concerning the transaction content, a title receiving means 2B for receiving the input of a title name different from the account title, a first registration means 2C for registering the title received by the means 2B and the transaction content received by the means 2A so as to edit them while making them correspond to each other, a reading means 2D for reading a registered content registered by the first register means 2C, and a second registration means 2E for registering editing contents including the account title to the read registered content.