A computer program for generation of constitutionally isomeric structural formulas. - Hidetsugu Abe; Tohru Okuyama; Iwao Fujiwara; Shin-ichi Sasaki (J. Chem. Inf. Comput. Sci., 1984)

Consensus making of multi-CPU control of hyper-redundant manipulator. - S. Kimura; Tohru Okuyama (SMC, 1998)

A New Trust Model for PKI Interoperability. - Zheng Guo; Tohru Okuyama; Marion R. Finley Jr. (ICAS/ICNS, 2005)

A Security Gateway System for Medical Communication Networks Inter-Hospital Use of the Secure Socket Layer. - Tomoaki Oida; Tohru Okuyama; Marion R. Finley Jr. (ICAS/ICNS, 2005)