| 2019 | NAACL | Word Embedding-Based Automatic MT Evaluation Metric using Word Position Information. | Hiroshi Echizen-ya, Kenji Araki, Eduard H. Hovy |
| 2013 | RANLP | Automatic Evaluation Metric for Machine Translation that is Independent of Sentence Length. | Hiroshi Echizen-ya, Kenji Araki, Eduard H. Hovy |
| 2010 | ACL | Automatic Evaluation Method for Machine Translation Using Noun-Phrase Chunking. | Hiroshi Echizen-ya, Kenji Araki |
| 2005 | KES | Learning Method for Automatic Acquisition of Translation Knowledge. | Hiroshi Echizen-ya, Kenji Araki, Yoshio Momouchi |
| 2005 | NLDB | Automatic Acquisition of Adjacent Information and Its Effectiveness in Extraction of Bilingual Word Pairs from Parallel Corpora. | Hiroshi Echizen-ya, Kenji Araki, Yoshio Momouchi |
| 2005 | PAKDD | Automatic Extraction of Low Frequency Bilingual Word Pairs from Parallel Corpora with Various Languages. | Hiroshi Echizen-ya, Kenji Araki, Yoshio Momouchi |
| 2004 | CICLING | Acquisition of Word Translations Using Local Focus-Based Learning in Ainu-Japanese Parallel Corpora. | Hiroshi Echizen-ya, Kenji Araki, Yoshio Momouchi, Koji Tochinai |
| 2002 | COLING | Study of Practical Effectiveness for Machine Translation Using Recursive Chain-link-type Learning. | Hiroshi Echizen-ya, Kenji Araki, Yoshio Momouchi, Koji Tochinai |
| 1999 | PACLIC | A Study of Performance Evaluation for GA-ILMT Using Travel English. | Hiroshi Echizen-ya, Kenji Araki, Yoshio Momouchi, Koji Tochinai |
| 1996 | COLING | Machine Translation Method Using Inductive Learning with Genetic Algorithms. | Hiroshi Echizen-ya, Kenji Araki, Yoshio Momouchi, Koji Tochinai |