Information collection system

An information collection system comprising a data stock device and an event information creating device connected via a network,

• wherein the data stock device comprises:
• data storing units that stores data flowing through the network in a prescribed memory area in accordance with types of the data;
• monitoring units that monitors a data change in the prescribed memory area of the data storing units;
• information obtaining units that collects a plurality of the data stored in the prescribed memory area of the data storing units when the monitoring units detects the data change;
• and
• first transmitting units that transmits the plurality of the data collected by the information obtaining units to the event information creating device, and
• wherein the event information creating device comprises:
• creating units that collects the plurality of the data received from the data stock device as a series data set to create event information.