"Since 1989" . . . . "Japan" . . "Nihon Shakai." . . "Nihon" . . "日本" . . . "\"Yutaka na shakai\" no mazushisa" . . . . . . . . . "「豊かな社会」の貧しさ" . . . . . "\"Yutakana shakai\" no mazushisa" . . "Yutakana shakai no mazushisa"@ja .