Konsumerisme sebagai faktor penarik terjadinya fenomena enjokousai dalam masyarakat Jepang kontemporer = Consumerism as the pull factor for the rising of the phenomenon of enjokousai in contemporary Japanese society

Fenomena hidden homeless dalam masyarakat Jepang kontemporer: studi kasus net caf refugees = Hidden homeless phenomenon in the contemporary Japanese society: a case study of net caf refugees

Fenomena perceraian pasangan lanjut usia Jukunen Rikon masyarakat Jepang kontemporer = Later life divorce phenomenon in contemporary Japanese society

Fenomena religi dalam masyarakat Jepang = The phenomenon of religious in the Japanese people

Kajian fenomena Bankonka dalam masyarakat Jepang = Study the phenomenon Bankonka in Japanese society