Information processing apparatus, recording medium for recording biometric authentication program, and biometric authentication method

An information processing apparatus includes: a memory, and a processor configured to extract feature points from a biometric image of a living body, generate groups each including a certain number of feature points, obtain a first feature value of each of the groups, compares the first feature value with a second feature value which is a feature value of each of groups each including the certain number of feature points included in enrolled biometric information, specify, as a pair, two groups similar to each other, obtain a first degree of similarity between a first feature point included in a first group of the pair and a second feature point included in a second group of the pair in accordance with a number of groups similar to the first group of the pair, and authenticate the living body based on the degree of similarity.