| 2023 | ECIR | Theoretical Analysis on the Efficiency of Interleaved Comparisons. | Kojiro Iizuka, Hajime Morita, Makoto P. Kato |
| 2023 | SMC | How are Negative Articles Consumed? A Quantitative Analysis of User Behavior in a Real News Service. | Kazuya Ohata, Hitoshi Iyatomi, Hajime Morita, Kojiro Iizuka |
| 2021 | RANLP | Learning Entity-Likeness with Multiple Approximate Matches for Biomedical NER. | An Nguyen Le, Hajime Morita, Tomoya Iwakura |
| 2019 | RANLP | A Fast and Accurate Partially Deterministic Morphological Analysis. | Hajime Morita, Tomoya Iwakura |
| 2015 | EMNLP | Morphological Analysis for Unsegmented Languages using Recurrent Neural Network Language Model. | Hajime Morita, Daisuke Kawahara, Sadao Kurohashi |
| 2015 | PACLIC | Surrounding Word Sense Model for Japanese All-words Word Sense Disambiguation. | Kanako Komiya, Yuto Sasaki, Hajime Morita, Minoru Sasaki, Hiroyuki Shinnou, Yoshiyuki Kotani |
| 2013 | ACL | Subtree Extractive Summarization via Submodular Maximization. | Hajime Morita, Ryohei Sasano, Hiroya Takamura, Manabu Okumura |
| 2011 | ACL | Query Snowball: A Co-occurrence-based Approach to Multi-document Summarization for Question Answering. | Hajime Morita, Tetsuya Sakai, Manabu Okumura |
| 2009 | RANLP | Structured Output Learning with Polynomial Kernel. | Hajime Morita, Hiroya Takamura, Manabu Okumura |