| 1996 | Interspeech | LR-parser-driven viterbi search with hypotheses merging mechanism using context-dependent phone models. | Tomokazu Yamada, Shigeki Sagayama |
| 1995 | Interspeech | Syllabic duration control for vocabulary-free speech recognition. | Takatoshi Jitsuhiro, Tomokazu Yamada, Shigeki Sagayama |
| 1994 | ICASSP | Search algorithm that merges candidates in meaning level for very large vocabulary spontaneous speech recognition. | Yasuhiro Minami, Kiyohiro Shikano, Satoshi Takahashi, Tomokazu Yamada |
| 1994 | NAACL | A Large-Vocabulary Continuous Speech Recognition Algorithm and its Application to a Multi-Modal Telephone Directory Assistance System. | Yasuhiro Minami, Kiyohiro Shikano, Osamu Yoshioka, Satoshi Takahashi, Tomokazu Yamada, Sadaoki Furui |
| 1993 | Interspeech | Dictation system using inductively auto-generated syntax. | Shoichi Matsunaga, Tomokazu Yamada, Kiyohiro Shikano |
| 1993 | Interspeech | Very-large-vocabulary continuous speech recognition algorithm for telephone directory assistance. | Yasuhiro Minami, Kiyohiro Shikano, Tomokazu Yamada, Tatsuo Matsuoka |
| 1992 | ICASSP | Task adaptation in stochastic language models for continuous speech recognition. | Shoichi Matsunaga, Tomokazu Yamada, Kiyohiro Shikano |
| 1992 | ICASSP | Japanese dictation system using character source modeling. | Tomokazu Yamada, Shoichi Matsunaga, Kiyohiro Shikano |
| 1992 | Interspeech | Continuous speech recognition for medical diagnoses using a character trigram model. | Shoichi Matsunaga, Toshiaki Tsuboi, Tomokazu Yamada, Kiyohiro Shikano |
| 1992 | NAACL | Recent Topics in Speech Recognition Research at NTT Laboratories. | Sadaoki Furui, Kiyohiro Shikano, Shoichi Matsunaga, Tatsuo Matsuoka, Satoshi Takahashi, Tomokazu Yamada |
| 1991 | ICASSP | Phonetic typewriter based on phoneme source modeling. | Tomokazu Yamada, Toshiyuki Hanazawa, Takeshi Kawabata, Shoichi Matsunaga, Kiyohiro Shikano |