| 2025 | AIED | Systematic Control of Multiple-Choice Item Difficulty Through LLM-Based Distractor Generation. | Haruki Oka, Yoshito Tan, Tsunenori Ishioka, Kensuke Okada |
| 2025 | AIED | Similarity-Based Scoring Model for Handwritten Answers in Japanese Workbooks. | Takahiro Saito, Hung Tuan Nguyen, Kanako Komiya, Tsunenori Ishioka, Masaki Nakagawa |
| 2025 | AIED | Investigating the Influence of Automated Transcription Error Correction on Automated Grading for Handwritten Japanese Answers. | Rina Suzuki, Takahiro Saito, Hisao Usui, Hiroaki Ozaki, Hung Tuan Nguyen, Kanako Komiya, Tsunenori Ishioka, Masaki Nakagawa |
| 2025 | PKAW | Answer Generation for Large-Scale Official Trial Tests in Japanese University Entrance Exams Using RAG. | Taketsuna Ichiyanagi, Kanako Komiya, Tsunenori Ishioka, Masaki Nakagawa |
| 2024 | DAS | Two Experiments for Automatic Scoring of Handwritten Descriptive Answers. | Masaki Nakagawa, Hung Tuan Nguyen, Thanh-Nghia Truong, Nam Tuan Ly, Cuong Tuan Nguyen, Haruki Oka, Tsunenori Ishioka, Tomo Asakura, Hiroshi Miyazawa, Takahiro Yamamoto, Toshihiko Horie, Fumiko Yasuno |
| 2024 | DAS | Error Correction of Japanese Character-Recognition in Answers to Writing-Type Questions Using T5. | Rina Suzuki, Hisao Usui, Hiroaki Ozaki, Hung Tuan Nguyen, Kanako Komiya, Tsunenori Ishioka, Masaki Nakagawa |
| 2023 | AIED | Digitalizing educational workbooks and collecting handwritten answers for automatic scoring. | Tomo Asakura, Hung Tuan Nguyen, Nghia Truong, Nam Tuan Ly, Cuong Tuan Nguyen, Hiroshi Miyazawa, Yoichi Tsuchida, Takahiro Yamamoto, Masamitsu Ito, Toshihiko Horie, Fumiko Yasuno, Tsunenori Ishioka, Kokoro Kobayashi, Ikuko Shimizu, Masaki Nakagawa |
| 2023 | PRICAI | Optimizing Answer Representation Using Metric Learning for Efficient Short Answer Scoring. | Bo Wang, Billy Dawton, Tsunenori Ishioka, Tsunenori Mine |
| 2022 | AIED | Fully Automated Short Answer Scoring of the Trial Tests for Common Entrance Examinations for Japanese University. | Haruki Oka, Hung Tuan Nguyen, Cuong Tuan Nguyen, Masaki Nakagawa, Tsunenori Ishioka |
| 2022 | ICFHR | Handwriting Recognition and Automatic Scoring for Descriptive Answers in Japanese Language Tests. | Hung Tuan Nguyen, Cuong Tuan Nguyen, Haruki Oka, Tsunenori Ishioka, Masaki Nakagawa |
| 2014 | IIWAS | Investigations into Missing Values Imputation Using Random Forests for Semi-supervised Data. | Tsunenori Ishioka |
| 2012 | IIWAS | Imputation of missing values for semi-supervised data using the proximity in random forests. | Tsunenori Ishioka |
| 2006 | ACL | Automated Japanese Essay Scoring System based on Articles Written by Experts. | Tsunenori Ishioka, Masayuki Kameda |
| 2000 | IDEAL | Extended K-means with an Efficient Estimation of the Number of Clusters. | Tsunenori Ishioka |