Confidential and Auditable Payments. - Tatsuo Mitani; Akira Otsuka (Financial Cryptography Workshops, 2020)

Traceability in Permissioned Blockchain. - Tatsuo Mitani; Akira Otsuka (IEEE Access, 2020)

Anonymous probabilistic payment in payment hub. - Tatsuo Mitani; Akira Otsuka (IACR Cryptol. ePrint Arch., 2020)