Number of cleared cases regarding unauthorized computer access in Japan 2014-2023

The following five acts are defined as violations of the Act on Prohibition of Unauthorized Computer Access:
1) Acts of Unauthorized Computer Access
2) Acts of Obtaining Someone Else’s Identification Code
3) Acts of Facilitating Unauthorized Computer Access
4) Acts of Wrongfully Storing Someone Else’s Identification Code
5) Acts of Illicitly Requesting the Input of Identification Codes

The number of cleared cases refers to cases that can be classified as cybercrimes. Cybercrimes are defined as crimes that use advanced information and communications networks as an indispensable means.

Data prior to 2019 come from previous reporting.