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Inaba Lab
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A dialogue systems lab that explores communication between humans and machines through informatics.
AboutAbout the lab
Understanding how dialogue works through informatics
The Inaba Lab studies dialogue, aiming to understand communication between people and between people and machines from the standpoint of informatics.
Its research covers spoken language understanding, artificial intelligence capable of social dialogue with people, intelligent processing of dialogue, and applications of dialogue processing to content.
The lab was founded in April 2019.
It belongs to the Artificial Intelligence eXploration Research Center at the University of Electro-Communications and to the Department of Informatics, Graduate School of Informatics and Engineering.
Key terms
- Dialogue system
- A computer system that interacts with people through language
- Dialogue processing
- Technology for handling the content of conversations between people, or between people and machines, by computer
- Dialogue log
- A record of conversations exchanged between people, or between people and a dialogue system
NewsLab news
A paper on a large-scale Japanese counseling dialogue dataset was accepted to the Journal of Natural Language Processing
A paper on a dataset describing emotions in natural language was accepted to the Journal of Natural Language Processing
A paper on text generation for conversational recommendation was published in the Journal of Natural Language Processing
A paper from the lab received an Excellence Award at the 32nd Annual Meeting of the Association for Natural Language Processing (NLP2026)
ResearchResearch themes
The Inaba Lab aims to understand communication between people and between people and machines from the standpoint of informatics. Its research includes extracting information from dialogue, dialogue systems that entertain and support people, and support for content creation.
*Illustrative imageInformation extraction from dialogue
The lab studies how to extract various kinds of information from conversations between people and from dialogue logs between people and dialogue systems.
*Illustrative imageDialogue systems that entertain people
The lab aims to realize dialogue systems that are not only knowledgeable and useful but also able to entertain people.
*Illustrative imageContent creation support
The lab studies content creation support using dialogue systems and dialogue processing technology. Its work includes generating character lines according to the situation and plot, generating scripts through dialogue between systems, and automatically generating content in dialogue form.
*Illustrative imageDialogue systems that support people
The lab studies dialogue systems that support people in a variety of situations, such as writing product reviews, reading news, and brainstorming.
MembersFaculty
The members of the Inaba Lab are faculty and students in the doctoral program, the master's program, and the undergraduate program.As of 2026
- Associate ProfessorMichimasa Inaba
VoicesStudent voices
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Report an errorAbout the images
The top and research theme images are illustrative and were not taken at the lab. They are cropped from Wikimedia Commons images. Cropped CC BY-SA images are provided under the same CC BY-SA license as the original (version shown on each line).
- Top image: “Storytelling ( )” Steve Snodgrass from Shreveport, USA / CC BY 2.0 (cropped)
- Information extraction from dialogue: “Piqsels.com-id-zbxec” piqsels / CC0 (cropped)
- Dialogue systems that entertain people: “A Furhat Robot Head” Guojing92 / CC0 (cropped)
- Content creation support: “Handbook on story writing 1917” Short Story Fan / CC BY-SA 4.0 (cropped)
- Dialogue systems that support people: “Collecting ideas for brainstorming” sOER Frank / CC BY 2.0 (cropped)
- Related lab (内海 彰 研究室): “Latin dictionary” Dr. Marcus Gossler / CC BY-SA 3.0 (cropped)
- Related lab (宇都 雅輝 研究室): “Students they're writing the examination in the hall” Hauwasysy / CC BY-SA 4.0 (cropped)
- Related lab (南 泰浩 研究室): “Toddler with book - Picture Primer (circa 1910)” 作者不詳 / Public domain (cropped)
- Related lab (植野 真臣 研究室): “Bayesian network” Sachs K, Gifford D, Jaakkola T, Sorger P, Lauffenburger DA. / CC BY-SA 4.0 (cropped)
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