Publications

Publications and Preprints

• Rie Shiokawa, Junichiro Iwasawa, Yumiko Oishi Tanaka, Yuta Tokuoka, Yohei Sugawara, Yuichiro Hirano, Ryo Takaji, Yayoi Hayakawa, Keita Oda, Yasunori Kudo, Miho Li, Kazue Mizuno, Kazuhisa Ozeki, Ayako Nishimoto-Kakiuchi, and Kimio Terao. Development of an AI-based magnetic resonance imaging reading support program (AMP) for deep endometriosis diagnosis. Scientific Reports 16, 790 (2025). [link]
• Wataru Kawakami, Keita Suzuki, and Junichiro Iwasawa. Stabilizing Reasoning in Medical LLMs with Continued Pretraining and Reasoning Preference Optimization. NeurIPS 2025 Workshop GenAI4Health. [link]
• Naoto Iwase, Hiroki Okuyama, and Junichiro Iwasawa. MedRECT: A Medical Reasoning Benchmark for Error Correction in Clinical Texts. arXiv preprint arXiv:2511.00421 (2025). [link]
• Xinkai Zhao, Yuta Tokuoka, Junichiro Iwasawa, and Keita Oda. Frequency-calibrated membership inference attacks on medical image diffusion models. MICCAI 2025 Workshop on Deep Generative Models. [link]
• Enzhi Zhang, Junichiro Iwasawa, Keita Oda, and Yuta Tokuoka. SAM2v-BTR: Accelerating SAM 2 Training for 3D Medical Image Segmentation Through Bootstrap and Memory Annealing. 2025 IEEE International Conference on Systems, Man, and Cybernetics (SMC), 4456-4461 (2025). [link]
• Junichiro Iwasawa and Kenta Oono. Advancements and Challenges in Japanese Medical Large Language Models. Journal of the Japanese Society for Artificial Intelligence 40(5), 726-734 (2025). [link]
• Junichiro Iwasawa, Tomoya Maeda, Atsushi Shibai, Hazuki Kotani, Masako Kawada, and Chikara Furusawa. Analysis of the evolution of resistance to multiple antibiotics enables prediction of the Escherichia coli phenotype-based fitness landscape. PLOS Biology 20(12): e3001920 (2022). [link]
• Junichiro Iwasawa, Daiki Nishiguchi, and Masaki Sano. Algebraic correlations and anomalous fluctuations in ordered flocks of Janus particles fueled by an AC electric field. Physical Review Research 3, 043104 (2021). [link]
• Junichiro Iwasawa, Yuichiro Hirano, and Yohei Sugawara. Label-Efficient Multi-Task Segmentation using Contrastive Learning. Brainlesion: Glioma, Multiple Sclerosis, Stroke and Traumatic Brain Injuries, LNCS 12658, 101 (2021). [link]
• Tomoya Maeda*, Junichiro Iwasawa*, Hazuki Kotani, Natsue Sakata, Masako Kawada, Takaaki Horinouchi, Aki Sakai, Kumi Tanabe, and Chikara Furusawa (*co-first authors). High-throughput laboratory evolution reveals evolutionary constraints in Escherichia coli. Nature Communications 11, 5970 (2020). [link]
• Daiki Nishiguchi, Junichiro Iwasawa, Hong-Ren Jiang, and Masaki Sano. Flagellar dynamics of chains of active Janus particles fueled by an AC electric field. New Journal of Physics 20, 015002 (2018). [link]
• Tomoyuki Mano, Jean-Baptiste Delfau, Junichiro Iwasawa and Masaki Sano. Optimal run-and-tumble-based transportation of a Janus particle with active steering. Proceedings of the National Academy of Sciences 114 (13), E2580-E2589 (2017). [link]