The company was founded on September 22, 1971 as a consulting business of local government titled JICC, Inc. (株式会社ジェー・アイ・シー・シー). Established by some Waseda University former revolutionary students, in May 1974 it started to publish its first magazine, Takarajima, a Japanese subculture focused magazine, which was followed by Bessatsu Takarajima in March 1976. Kono Mystery ga Sugoi!, a guide book magazine, was first published in December 1989, while fashion magazine Cutie was first published in September 1989. On April 1, 1993, its name changed to Takarajimasha. Smart, Spring, and Sweet, all young-targeted fashion magazines, are published since October 1995, February 1996, and March 1999 respectively. Takarajimasha is also known for creating in 2005 the concept of "brand mook", a mook[note 1] featuring a catalogue of new items of a brand and limited edition product of this brand.