Expenditure Limits in Anonymous Credit Card Systems. - Shinsuke Tamura; Kazuya Kouro; Tatsuro Yanase (SMC, 2006)

Anonymous network for product recycling. - Kazuya Kouro; Shinsuke Tamura; Tatsuro Yanase (SMC, 2007)

An Information System Platform for Anonymous Product Recycling. - Shinsuke Tamura; Kazuya Kouro; Masatoshi Sasatani; Kazi Md. Rokibul Alam; Hazim Anas Haddad (J. Softw., 2008)