| 2024 | CLUSTER | Preliminary Performance Evaluation of Grace-Hopper GH200. | Toshihiro Hanawa, Kengo Nakajima, Yohei Miki, Takashi Shimokawabe, Kazuya Yamazaki, Shinji Sumimoto, Osamu Tatebe, Taisuke Boku, Daisuke Takahashi, Akira Nukada, Norihisa Fujita, Ryohei Kobayashi, Hiroto Tadano, Akira Naruse |
| 2024 | CLUSTER | Innovative Computational Science by Integration of Simulation/Data/Learning on Heterogeneous Supercomputers. | Kengo Nakajima, Takashi Furumura, France Boillod-Cerneux, Edoardo Di Napoli, Estela Suarez, Takashi Arakawa, Shinji Sumimoto, Hisashi Yashiro |
| 2024 | CLUSTER | Heterogeneous Application Coupling Library for Center-Wide QC-HPC Hybrid Computing. | Shinji Sumimoto, Kazuya Yamazaki, Yao Hu, Kengo Nakajima |
| 2024 | PDCAT | WaitIO-Hybrid: Communication for Coupling MPI Programs Among Heterogeneous Systems. | Shinji Sumimoto, Takashi Arakawa, Yoshio Sakaguchi, Hiroya Matsuba, Satoshi Ohshima, Hisashi Yashiro, Toshihiro Hanawa, Kengo Nakajima |
| 2024 | PPAM | Portability of Multiphysics Applications on Heterogeneous Modular Supercomputers. | Daniel Caviedes-Voullime, Seong-Ryong Koh, Stefan Poll, Estela Suarez, Takashi Arakawa, Kengo Nakajima, Shinji Sumimoto |
| 2023 | ICCS | Dynamic Core Binding for Load Balancing of Applications Parallelized with MPI/OpenMP. | Masatoshi Kawai, Akihiro Ida, Toshihiro Hanawa, Kengo Nakajima |
| 2022 | ICCS | Acceleration of Optimized Coarse-Grid Operators by Spatial Redistribution for Multigrid Reduction in Time. | Ryo Yoda, Matthias Bolten, Kengo Nakajima, Akihiro Fujii |
| 2022 | PDCAT | A System-Wide Communication to Couple Multiple MPI Programs for Heterogeneous Computing. | Shinji Sumimoto, Takashi Arakawa, Yoshio Sakaguchi, Hiroya Matsuba, Hisashi Yashiro, Toshihiro Hanawa, Kengo Nakajima |
| 2019 | ICCS | Development of Element-by-Element Kernel Algorithms in Unstructured Implicit Low-Order Finite-Element Earthquake Simulation for Many-Core Wide-SIMD CPUs. | Kohei Fujita, Masashi Horikoshi, Tsuyoshi Ichimura, Larry Meadows, Kengo Nakajima, Muneo Hori, Lalith Maddegedara |
| 2019 | ICCS | Combining Algorithmic Rethinking and AVX-512 Intrinsics for Efficient Simulation of Subcellular Calcium Signaling. | Chad Jarvis, Glenn Terje Lines, Johannes Langguth, Kengo Nakajima, Xing Cai |
| 2019 | SC | Parallel Multigrid Methods on Manycore Clusters with IHK/McKernel. | Kengo Nakajima, Balazs Gerofi, Yutaka Ishikawa, Masashi Horikoshi |
| 2018 | CLUSTER | Load-Balancing-Aware Parallel Algorithms of H-Matrices with Adaptive Cross Approximation for GPUs. | Tetsuya Hoshino, Akihiro Ida, Toshihiro Hanawa, Kengo Nakajima |
| 2018 | ICCS | Design of Parallel BEM Analyses Framework for SIMD Processors. | Tetsuya Hoshino, Akihiro Ida, Toshihiro Hanawa, Kengo Nakajima |
| 2018 | SC | A fast scalable implicit solver for nonlinear time-evolution earthquake city problem on low-ordered unstructured finite elements with artificial intelligence and transprecision computing. | Tsuyoshi Ichimura, Kohei Fujita, Takuma Yamaguchi, Akira Naruse, Jack C. Wells, Thomas C. Schulthess, Tjerk P. Straatsma, Christopher Zimmer, Maxime Martinasso, Kengo Nakajima, Muneo Hori, Lalith Maddegedara |
| 2017 | HPCC | Hierarchical Parallelization of Multi-coloring Algorithms for Block IC Preconditioners. | Masatoshi Kawai, Akihiro Ida, Kengo Nakajima |
| 2017 | SC | Implicit Low-Order Unstructured Finite-Element Multiple Simulation Enhanced by Dense Computation Using OpenACC. | Takuma Yamaguchi, Kohei Fujita, Tsuyoshi Ichimura, Muneo Hori, Lalith Maddegedara, Kengo Nakajima |
| 2016 | ICCS | Parallel Iterative Solvers for Ill-conditioned Problems with Heterogeneous Material Properties. | Kengo Nakajima |
| 2015 | ICCS | Multi-scale Coupling Simulation of Seismic Waves and Building Vibrations Using ppOpen-HPC. | Masaharu Matsumoto, Takashi Arakawa, Takeshi Kitayama, Futoshi Mori, Hiroshi Okuda, Takashi Furumura, Kengo Nakajima |
| 2014 | ICCS | Implementation and Evaluation of an AMR Framework for FDM Applications. | Masaharu Matsumoto, Futoshi Mori, Satoshi Ohshima, Hideyuki Jitsumoto, Takahiro Katagiri, Kengo Nakajima |
| 2014 | ICPADS | Optimization of serial and parallel communications for parallel geometric multigrid method. | Kengo Nakajima |
| 2012 | CLUSTER | OpenMP/MPI Hybrid Parallel Multigrid Method on Fujitsu FX10 Supercomputer System. | Kengo Nakajima |
| 2012 | EuroPar | Topic 15: High Performance and Scientific Applications. | Thomas Ludwig, Costas Bekas, Alice Koniges, Kengo Nakajima |
| 2012 | PPoPP | New strategy for coarse grid solvers in parallel multigrid methods using OpenMP/MPI hybrid programming models. | Kengo Nakajima |
| 2011 | EuroPar | Introduction. | Olivier Coulaud, Kengo Nakajima, Esmond G. Ng, Mariano Vzquez |
| 2010 | SC | A Multi-Scale Heart Simulation on Massively Parallel Computers. | Akira Hosoi, Takumi Washio, Jun-ichi Okada, Yoshimasa Kadooka, Kengo Nakajima, Toshiaki Hisada |
| 2009 | PRIMA | Participatory Simulation Environment gumonji/Q: A Network Game Empowered by Agents. | Shohei Yamane, Shoichi Sawada, Hiromitsu Hattori, Marika Odagaki, Kengo Nakajima, Toru Ishida |
| 2008 | CLUSTER | Parallel multistage preconditioners by Hierarchical Interface Decomposition on "T2K Open Super Computer (Todai Combined Cluster)" with Hybrid parallel programming models. | Kengo Nakajima |
| 2008 | PRIMA | Participatory Simulation Platform Using Network Games. | Shoichi Sawada, Hiromitsu Hattori, Marika Odagaki, Kengo Nakajima, Toru Ishida |
| 2007 | HPCC | Parallel Multistage Preconditioners Based on a Hierarchical Graph Decomposition for SMP Cluster Architectures with a Hybrid Parallel Programming Model. | Kengo Nakajima |
| 2007 | ICCS | Parallel Preconditioning Methods with Selective Fill-Ins and Selective Overlapping for Ill-Conditioned Problems in Finite-Element Methods. | Kengo Nakajima |
| 2003 | ICCS | Parallel Finite Element Analysis Platform for the Earth Simulator: GeoFEM. | Hiroshi Okuda, Kengo Nakajima, Mikio Iizuka, Li Chen, Hisashi Nakamura |
| 2003 | SC | Parallel Iterative Solvers of GeoFEM with Selective Blocking Preconditioning for Nonlinear Contact Problems on the Earth Simulator. | Kengo Nakajima |
| 2002 | EGPGV | Parallel performance optimization of large-scale unstructured data visualization for the earth simulator. | Li Chen, Issei Fujishiro, Kengo Nakajima |