↓ The Pop Group / Y (1979)
http://matatabido.hatenablog.com/entry/2013/03/06/011006
↓ The Pop Group / For How Much Longer Do We Tolerate Mass Murder? (1980)
https://matatabido.hatenablog.com/entry/2016/10/29/004315
↓ The Pop Group / We are All Prostitutes(1980)
http://matatabido.hatenablog.com/entry/2015/03/18/002140
↓ Maximum Joy / Station M.X.J.Y. (1982)