Fairy in a Smart IC Card: Interfacing People, Town, and Digital City. - Takao Terano; Toshikazu Nishimura; Yoko Ishino; Eiji Murakami (Digital Cities, 2000)

Finding users' latent interests for recommendation by learning classifier systems. - Takao Terano; Eiji Murakami (KES, 2000)

Collaborative Filtering for a Distributed Smart IC Card Community Support System. - Eiji Murakami; Takao Terano (PRIMA, 2001)

Fairy Wing: Distributed Information Service with RFID Tags. - Eiji Murakami; Takao Terano (MAMUS, 2003)

Development of An Application for Extracting Needs Related to Actual Gas Use Using Text Mining. - Naoya Kamiyama; Yuki Sawai; Iketsu Go; Ken'ichiro Oka; Eiji Murakami; Hiroshi Takahashi (KES-AMSTA, 2024)

Consideration of Building a Simulator to Evaluate Methods to Maximize the Effectiveness of Advertising to Households. - Emiko Watanabe; Eiji Murakami; Hiroshi Takahashi (KES-AMSTA, 2024)

Hubness Change Point Detection. - Ikumi Suzuki; Kazuo Hara; Eiji Murakami (AAAI, 2025)

Developing an Energy Utilization Mechanism for Sustainable Societies: Household Fuel Cells (Ene-Farm), the J-Credit Scheme, and Collaborative Models. - Sejun Woo; Eiji Murakami; Hiroshi Takahashi (JSAI-isAI, 2025)