| 2026 | SAC | Constrained Multiplication Protocol on Replicated Secret Sharing with Application to Modulus Conversion and Bit Decomposition. | Hiroki Sudo, Ryo Kikuchi, Koki Hamada, Dai Ikarashi |
| 2023 | CCS | Secure Statistical Analysis on Multiple Datasets: Join and Group-By. | Gilad Asharov, Koki Hamada, Ryo Kikuchi, Ariel Nof, Benny Pinkas, Junichi Tomida |
| 2023 | KES | Polyp Size and Shape Estimation by Using an Endoscopic Hood Information. | Ryo Kikuchi, Yuji Iwahori, Kenji Funahashi, Manas Kamal Bhuyan, Aili Wang, Naotaka Ogasawara, Kunio Kasugai |
| 2023 | TCC | 3-Party Secure Computation for RAMs: Optimal and Concretely Efficient. | Atsunori Ichikawa, Ilan Komargodski, Koki Hamada, Ryo Kikuchi, Dai Ikarashi |
| 2022 | CCS | Efficient Secure Three-Party Sorting with Applications to Data Analysis and Heavy Hitters. | Gilad Asharov, Koki Hamada, Dai Ikarashi, Ryo Kikuchi, Ariel Nof, Benny Pinkas, Katsumi Takahashi, Junichi Tomida |
| 2019 | ACISP | Efficient Secure Multi-Party Protocols for Decision Tree Classification. | Atsunori Ichikawa, Wakaha Ogata, Koki Hamada, Ryo Kikuchi |
| 2019 | ACISP | Field Extension in Secret-Shared Form and Its Applications to Efficient Secure Computation. | Ryo Kikuchi, Nuttapong Attrapadung, Koki Hamada, Dai Ikarashi, Ai Ishida, Takahiro Matsuda, Yusuke Sakai, Jacob C. N. Schuldt |
| 2018 | ACISP | Efficient Bit-Decomposition and Modulus-Conversion Protocols with an Honest Majority. | Ryo Kikuchi, Dai Ikarashi, Takahiro Matsuda, Koki Hamada, Koji Chida |
| 2018 | CCS | High-Throughput Secure AES Computation. | Koji Chida, Koki Hamada, Dai Ikarashi, Ryo Kikuchi, Benny Pinkas |
| 2018 | CRYPTO | Fast Large-Scale Honest-Majority MPC for Malicious Adversaries. | Koji Chida, Daniel Genkin, Koki Hamada, Dai Ikarashi, Ryo Kikuchi, Yehuda Lindell, Ariel Nof |
| 2018 | PSD | Comparative Study of the Effectiveness of Perturbative Methods for Creating Official Microdata in Japan. | Shinsuke Ito, Toru Yoshitake, Ryo Kikuchi, Fumika Akutsu |
| 2017 | SIGMOD | Cryptanalysis of Comparable Encryption in SIGMOD'16. | Caleb Horst, Ryo Kikuchi, Keita Xagawa |
| 2016 | ASIACRYPT | How to Circumvent the Two-Ciphertext Lower Bound for Linear Garbling Schemes. | Carmen Kempka, Ryo Kikuchi, Koutarou Suzuki |
| 2015 | ASIACRYPT | Garbling Scheme for Formulas with Constant Size of Garbled Gates. | Carmen Kempka, Ryo Kikuchi, Susumu Kiyoshima, Koutarou Suzuki |
| 2015 | CANS | Practical Password-Based Authentication Protocol for Secret Sharing Based Multiparty Computation. | Ryo Kikuchi, Koji Chida, Dai Ikarashi, Koki Hamada |
| 2015 | IWSEC | k-Anonymous Microdata Release via Post Randomisation Method. | Dai Ikarashi, Ryo Kikuchi, Koji Chida, Katsumi Takahashi |
| 2013 | ACISP | Secret Sharing Schemes with Conversion Protocol to Achieve Short Share-Size and Extendibility to Multiparty Computation. | Ryo Kikuchi, Koji Chida, Dai Ikarashi, Koki Hamada, Katsumi Takahashi |
| 2012 | ICISC | Practically Efficient Multi-party Sorting Protocols from Comparison Sort Algorithms. | Koki Hamada, Ryo Kikuchi, Dai Ikarashi, Koji Chida, Katsumi Takahashi |
| 2011 | ICISC | Strong Security Notions for Timed-Release Public-Key Encryption Revisited. | Ryo Kikuchi, Atsushi Fujioka, Yoshiaki Okamoto, Taiichi Saito |
| 2010 | ProvSec | A Framework for Constructing Convertible Undeniable Signatures. | Ryo Kikuchi, Le Trieu Phong, Wakaha Ogata |