The iota-Programming System - A Support System for Hieratchical and Modular Programming. - Reiji Nakajima; Taiichi Yuasa; Keiji Kojima (IFIP Congress, 1980)

A Pattern Matching Algorithm in Binary Trees. - Keiji Kojima (RIMS Symposium on Software Science and Engineering, 1982)

Supports for Building Modules, Modulebase. - Taiichi Yuasa; Keiji Kojima (The IOTA Programming System, 1983)

A Relational Database System Architecture Based on a Vector Processing Method. - Shun'ichi Torii; Keiji Kojima; Seiichi Yoshizumi; Akiharu Sakata; Yoshifumi Takamoto; Shun Kawabe; Masami Takahashi; Tsuguo Ishizuka (ICDE, 1987)

IDP - A Main Storage Based Vector Database Processor. - Keiji Kojima; Shun'ichi Torii; Seiichi Yoshizumi (IWDM, 1987)

Accelerating Nonnumerical Processing by an Extended Vector Processor. - Shun'ichi Torii; Keiji Kojima; Yasusi Kanada; Akiharu Sakata; Seiichi Yoshizumi; Masami Takahashi (ICDE, 1988)

Vectorization techniques for prolog. - Yasusi Kanada; Keiji Kojima; Masahiro Sugaya (ICS, 1988)

LIVE-Integrating visual and textual programming paradigms. - Keiji Kojima; Yoshiki Matsuda; Seiji Futatsugi (VL, 1989)

A relational database system architecture based on a vector-processing method. - Shun'ichi Torii; Keiji Kojima; Seiichi Yoshizumi; Akiharu Sakata; Yoshifumi Takamoto; Shun Kawabe; Masami Takahashi (Inf. Sci., 1989)

Parsing Graphic Function Sequences. - Keiji Kojima; Brad A. Myers (VL, 1991)

String Matching on IDP: A String Matching Algorithm for Vector Processors and Its Implementation. - Yusuke Mishina; Keiji Kojima (ICCD, 1993)

The Digital Album: A Personal File-tainment System. - Yuichi Yagawa; Noriyuki Iwai; Kunihiro Yanagi; Keiji Kojima; Kiyoshi Matsumoto (ICMCS, 1996)

Single-chip processor for media applications: the MAP1000™. - Chris Basoglu; Robert J. Gove; Keiji Kojima; John O'Donnell 001 (Int. J. Imaging Syst. Technol., 1999)