Abstract: In order to solve a problem of conventional information processing apparatuses in that effort and time are required to check relationships between business cards and anti-social forces, and the check result is likely to be different for each person in charge, an information processing apparatus includes: a business card information accepting unit that accepts business card information regarding a business card; an anti-social information acquiring unit that searches for information regarding an anti-social force contained in an anti-social check database, using an identifier regarding the business card information accepted by the business card information accepting unit, thereby acquiring anti-social information based on a search result; and a relationship information output unit that outputs relationship information indicating a relationship between the business card and the anti-social force based on the acquired anti-social information.

Abstract: Provided is a business card management server that makes it possible to efficiently input information on business cards while protecting personal security, including: a business card information storage unit 101 in which business card information having a business card image and a business card identifier is stored; a piece storage unit 102 in which two or more pieces, each of which is an image in which only part of a business card image is recognizable, are stored for each business card image; a piece transmitting unit 104 that transmits two or more piece information each of which has one of two or more pieces corresponding to one business card image and further has a business card identifier, to one or more input terminals 20; a partial business card information receiving unit 105 that receives partial business card information having a business card identifier and a business card partial character string corresponding to a piece, from the input terminals 20; and a business card partial character string acc