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

Fenomena remaja Yankee sebagai bentuk premanisme di Jepang = Teen phenomenon Yankee as form thuggery in Japan

Fenomena Kodokushi dalam masyarakat Jepang = The Phenomenon of Kodokushi in Japan society

Pengaruh fenomena baby boom 1947 terhadap sistem dana pensiun Jepang dewasa ini = The effect of baby boom 1947 phenomenon toward recent japanese pension fund system / Antika Sesiadani

Popularitas virtual idol hatsune miku di kalangan laki laki paruh baya Jepang = The popularity of virtual idol hatsune miku within middle aged men in Japan