Title	A System for Providing A Ttraining Environment for Linux Networks using Virtual Environment Softwares
Author	Yuichiro Tateiwa, Takami Yasuda, Shigeki Yokoi
Citation	Vol. 6  No. 8  pp. 166-173
Keywords	Network construction training, Virtual environment software, Open source, Linux

Title	Map-based Public Awareness Building System for Disaster Prevention
Author	Akira Hattori, Sayaka Matsumoto, Takami Yasuda, Shigeki Yokoi
Citation	Vol. 6  No. 9  pp. 90-96
Keywords	Disaster Prevention, Public awareness building, Map-based system, Cards and maps association, Web

Title	Development of a Planisphere Interface Ajax Web System Based on a Constellation Database for Astronomy Education
Author	Katsuhiro Mouri, Mamoru Endo, Kumiko Iwazaki, Manabu Noda, Takami Yasuda, Shigeki Yokoi
Citation	Vol. 8  No. 5  pp. 11-16
Keywords	astronomy education, ajax, database, constellation