Blockchain-Based Ubiquitous Code Ownership Management System without Hierarchical Structure. - Hirotsugu Seike; Takeo Hamada; Takahiro Sumitomo; Noboru Koshizuka (SmartWorld/SCALCOM/UIC/ATC/CBDCom/IOP/SCI, 2018)

Fork Rate-Based Analysis of the Longest Chain Growth Time Interval of a PoW Blockchain. - Yasukazu Aoki; Noboru Koshizuka; Hirotsugu Seike (Blockchain, 2019)

Blockchain-based Scalable Ubiquitous Code Allocation Method Resilient to Congestion. - Hirotsugu Seike; Yasukazu Aoki; Noboru Koshizuka (Blockchain, 2021)

DSPOL: A High-Level Language for Defining Data Policies in Data Spaces. - Shunya Taniguchi; Shin Nakajima 001; Takashi Michikata; Hirotsugu Seike; Noboru Koshizuka (IEEE Big Data, 2024)

A Statistical Method for Detecting Bitcoin Mining Resource Changes Considering Difficulty Adjustments. - Hirotsugu Seike; Yasukazu Aoki; Noboru Koshizuka (COINS, 2024)

Time-Probability Dependent Knowledge Extraction in IoT-enabled Smart Building. - Hangli Ge; Hirotsugu Seike; Noboru Koshizuka (SMC, 2024)