Daitoshi seishōnen no yoka to jiyū jikan ni kansuru chōsa
By: [henshū Tōkyō-to Seikatsu Bunkakyoku Josei Seishōnenbu Seishōnenka]
Series: Tōkyō-to seishōnen mondai chōsa hōkokusho
Publisher: Tōkyō-to Seikatsu Bunkakyoku
Published: 1994
Place of publication: Tōkyō
Language: jpn
Number of pages: 359
Notes: "Heisei 5-nendo itaku chōsa."