A Natural Language Interface Using A World Model. - Yoshio Izumida; Hiroshi Ishikawa 004; Toshiaki Yoshino; Tadashi Hoshiai; Akifumi Makinouchi (EACL, 1985)

A Knowledge-Based Approach to Design a Portable Natural Language Interface to Database Systems. - Hiroshi Ishikawa 004; Yoshio Izumida; Toshiaki Yoshino; Tadashi Hoshiai; Akifumi Makinouchi (ICDE, 1986)

KID: Designing A Knowledge-Based Natural Language Interface. - Hiroshi Ishikawa 004; Yoshio Izumida; Toshiaki Yoshino; Tadashi Hoshiai; Akifumi Makinouchi (IEEE Expert, 1987)

The C-based Database Programming Language Jasmine/C. - Masaaki Aoshima; Yoshio Izumida; Akifumi Makinouchi; Fumio Suzuki; Yasuo Yamane (VLDB, 1990)

An Object-Oriented Database System and its View Mechanism for Schema Integration. - Hiroshi Ishikawa 004; Yoshio Izumida; Nobuaki Kawato; Tatsuya Hayashi (Future Databases, 1992)

The Model, Language, and Implementation of an Object-Oriented Multimedia Knowledge Base Management System. - Hiroshi Ishikawa 004; Fumio Suzuki; Fumihiko Kozakura; Akifumi Makinouchi; Mika Miyagishima; Yoshio Izumida; Masaaki Aoshima; Yasuo Yamane (ACM Trans. Database Syst., 1993)

An Object-Oriented Database System Jasmine: Implementation, Application, and Extension. - Hiroshi Ishikawa 004; Yasuo Yamane; Yoshio Izumida; Nobuaki Kawato (IEEE Trans. Knowl. Data Eng., 1996)