Peran japanese consumer cooperative union dalam keamanan pangan di jepang (1998 2011) = Role of japanese consumer cooperative union in food safety (1998 2011)

Peran tourism nation promotion basic plan 2012 terhadap perekonomian Jepang pasca gempa bumi besar Jepang Timur 2011 = The role of tourism nation promotion basic plan 2012 toward to Japanese economy after the great East Japan earthquake 2011

Gempa Bumi Besar Jepang Timur dan Tsunami Maret 2011: Upaya Pemerintah Jepang untuk Memulihkan Pariwisata Jepang Pasca Bencana = The Great East Japan Earthquake and Tsunami March 2011: Japanese Government’s Efforts to Recover Japanese Tourism After Disaster

Kekuatan yang membisu : kepribadian dan peranan Jepang = the silent power Japan's identity and eworld role

Humor di dalam Nonki Megane karya Ozaki Kazuo