| 2016 | SIGdial | Analyzing Post-dialogue Comments by Speakers - How Do Humans Personalize Their Utterances in Dialogue? -. | Toru Hirano, Ryuichiro Higashinaka, Yoshihiro Matsuo |
| 2016 | SIGdial | Towards an Entertaining Natural Language Generation System: Linguistic Peculiarities of Japanese Fictional Characters. | Chiaki Miyazaki, Toru Hirano, Ryuichiro Higashinaka, Yoshihiro Matsuo |
| 2015 | PACLIC | Automatic conversion of sentence-end expressions for utterance characterization of dialogue systems. | Chiaki Miyazaki, Toru Hirano, Ryuichiro Higashinaka, Toshiro Makino, Yoshihiro Matsuo |
| 2015 | PACLIC | Discourse Relation Recognition by Comparing Various Units of Sentence Expression with Recursive Neural Network. | Atsushi Otsuka, Toru Hirano, Chiaki Miyazaki, Ryo Masumura, Ryuichiro Higashinaka, Toshiro Makino, Yoshihiro Matsuo |
| 2014 | COLING | Towards an open-domain conversational system fully based on natural language processing. | Ryuichiro Higashinaka, Kenji Imamura, Toyomi Meguro, Chiaki Miyazaki, Nozomi Kobayashi, Hiroaki Sugiyama, Toru Hirano, Toshiro Makino, Yoshihiro Matsuo |
| 2010 | COLING | Recognizing Relation Expression between Named Entities based on Inherent and Context-dependent Features of Relational words. | Toru Hirano, Hisako Asano, Yoshihiro Matsuo, Gen-ichiro Kikui |
| 2007 | ACL | Detecting Semantic Relations between Named Entities in Text Using Contextual Features. | Toru Hirano, Yoshihiro Matsuo, Gen-ichiro Kikui |
| 2006 | LREC | Augmenting a Semantic Verb Lexicon with a Large Scale Collection of Example Sentences. | Kentaro Inui, Toru Hirano, Ryu Iida, Atsushi Fujita, Yuji Matsumoto |