Seishōnen no intānetto riyō kankyō jittai chōsa hōkokusho
Publisher: Naikakufu Seisaku Tōkatsukan (Kyōsei Shakai Seisaku Tantō)
Published: 2010
Place of publication: Tōkyō
Language: jpn
Number of pages: 155
Subjects: Internet and children
Notes: Cover title.