Measuring consensus and dissensus: A generalized index of disagreement using conditional probability. - Yoichi Tsuchiya; Naoki Hiramoto (Inf. Sci., 2018)

Measuring dark web marketplaces via Bitcoin transactions: From birth to independence. - Naoki Hiramoto; Yoichi Tsuchiya (Digit. Investig., 2020)

Dark web in the dark: Investigating when transactions take place on cryptomarkets. - Yoichi Tsuchiya; Naoki Hiramoto (Digit. Investig., 2021)