To efficiently proceed with an investigation of a crime using a firearm by registering relation between firearms and owners into a specific organization to perform follow-up management, and by registering bullet mark information for collating a bullet mark when performing the registration.
This management collation device 40 has: a small arm management DB 41 holding firearm management information including firearm information including the bullet information or a production number of the firearm, store information, owner information, and owner history information; and restriction information DB 43. When a registration request of the owner added with personal information of a purchaser is made from a store terminal 20, the restriction information DB 43 is searched. When sales is not restricted, the firearm management DB 41 is updated with the requested personal information as the owner information of the corresponding firearm management information. When a collation request of a left bullet mark is made from a police terminal 30, left bullet mark information is collated with the bullet mark information of the firearm management DB 41, and the left bullet mark information is registered into a left bullet mark DB 42 in the case of discordance.
IMAHORI YUJI
Kawai Nobuaki
Yasuhisa Tanizawa