Input-output table constructed with private business data and its algebraic description. - Kaya Akagi; Takaya Ohsato; Hiroshi Deguchi (SII, 2015)

Developing an Input-Output Table Generation Algorithm Using a Japanese Trade Database: Dealing with Ambiguous Export and Import Information. - Takaya Ohsato; Kaya Akagi; Hiroshi Deguchi (JSAI-isAI Workshops, 2017)

Construction of an Input-Output Table Considering Business-to-Consumer Transactions by using Private Data. - Takaya Ohsato; Kaya Akagi; Hiroshi Deguchi (SCIS&ISIS, 2018)

An agent-based economic model with centralized mode analysis for the economic big data: Method for management and scenario simulation of bookkeeping big data. - Kaya Akagi; Hiroshi Deguchi (ASCC, 2019)

Analyzing Relationships between Companies' SDGs Activities and Financial Information using SHAP. - Kouta Ohi; Takako Hashimoto; Takao Terano; Kaya Akagi; Ryohei Egusa; Yukari Shirota (IIAI-AAI, 2023)