| 2016 | ISITA | A construction of attribute-based aggregate signatures. | Shingo Hasegawa, Shuji Isobe, Eisuke Koizumi, Hiroki Shizuya, Ryo Takahashi |
| 2014 | ACISP | On the Impossibility of Proving Security of Strong-RSA Signatures via the RSA Assumption. | Masayuki Fukumitsu, Shingo Hasegawa, Shuji Isobe, Hiroki Shizuya |
| 2014 | ISITA | Lossy identification schemes from decisional RSA. | Shingo Hasegawa, Shuji Isobe |
| 2014 | ISITA | On the security notions of signcryption. | Shingo Hasegawa, Shuji Isobe |
| 2014 | ISITA | Password-protected secret-sharing schemes without random oracles. | Shingo Hasegawa, Shuji Isobe, Jun-ya Iwazaki, Eisuke Koizumi, Hiroki Shizuya |
| 2013 | ACISP | Toward Separating the Strong Adaptive Pseudo-freeness from the Strong RSA Assumption. | Masayuki Fukumitsu, Shingo Hasegawa, Shuji Isobe, Eisuke Koizumi, Hiroki Shizuya |
| 2009 | CANS | On the Complexity of Computing Discrete Logarithms over Algebraic Tori. | Shuji Isobe, Eisuke Koizumi, Yuji Nishigaki, Hiroki Shizuya |
| 2001 | ICALP | Total Colorings of Degenerated Graphs. | Shuji Isobe, Xiao Zhou, Takao Nishizeki |
| 1999 | ISAAC | A Linear Algorithm for Finding Total Colorings of Partial k-Trees. | Shuji Isobe, Xiao Zhou, Takao Nishizeki |
| 1998 | WG | A Polynomial-Time Algorithm for Finding Total Colorings of Partial k-Trees. | Shuji Isobe, Xiao Zhou, Takao Nishizeki |