Kanmin renkeishita jidō poruno ryūtsū bōshi taisaku ni kakaru chōsa kenkyū hōkokusho
Subtitle: Heisei 22-nendo
By: itakusaki Intānetto Kyōkai
Publisher: Keisatsuchō
Published: 2011
Place of publication: [Tokyo]
Language: jpn
Number of pages: 217
Subjects: Internet pornography; Government policy
Notes: Cover title.