NTT's Large Language Models 'tsuzumi 2' | NTT R&D Website
NTT's Large Language Models 'tsuzumi 2' | NTT R&D Website NTT R&D Website Research&Activity NTT's
https://www.rd.ntt/e/research/LLM_tsuzumi.html
P01_leaf_e.pdf
customizable Large language model “tsuzumi” NTT version Large Language Models Copyright © 2023 Nippon Telegraph
https://www.rd.ntt/forum/2023/doc/P01_leaf_e.pdf
NTT's Large Language Model "tsuzumi":A High-performance and Low-energy-consumption Large Language Model with Expertise in Specific Fields | NTT R&D Website
large language models (LLMs), including NTT's tsuzumi, which was announced in November 2023. Since
https://www.rd.ntt/e/research/JN202406_26659.html
Natural language processing | NTT R&D Website
retrieval. In recent years, NTT has focused on methods that use large-scale language models, which are
https://www.rd.ntt/e/hil/category/language/
P10_leaf_e.pdf
Background Large-scale language models, including ChatGPT, have made significant strides, striving
https://www.rd.ntt/forum/2023/doc/P10_leaf_e.pdf
P11_leaf_e.pdf
dive NTT version Large Language Models Copyright © 2023 Nippon Telegraph and Telephone Corporation All
https://www.rd.ntt/forum/2023/doc/P11_leaf_e.pdf
Toward a More Accurate and Easy-to-use System for Rapidly Evolving Machine Translation | NTT R&D Website
translation using large language models (LLMs) and machine translation using a Japanese-English bilingual
https://www.rd.ntt/e/research/JN202402_24997.html
Knowledge and Language-processing Technology that Supports and Substitutes Customer-contact Work|NTT R&D Website
tasks other than machine reading has also improved significantly, and language models are attracting
https://www.rd.ntt/e/research/JN202010_7462.html
NTT Human Informatics Laboratories | NTT R&D Website
intelligence through Large Language Models, World Models that replicate and predict real-world dynamics
https://www.rd.ntt/e/hil/
Research on Symbiotic Intelligence for Achieving Symbiosis among People and between People and Machines|NTT R&D Website
constructing large-scale pre-training language models for Japanese and conducting R&D to further improve their
https://www.rd.ntt/e/research/JN202110_15632.html
D01-01-e.pdf
the fiscal year 2027. 01-01 The evolution of 'tsuzumi’: NTT’s large language models Enhance its
https://www.rd.ntt/forum/2024/doc/D01-01-e.pdf
Kyosuke Nishida | NTT R&D Website
large language models, "tsuzumi". We aim to develop a question answering system capable of answering all
https://www.rd.ntt/e/organization/researcher/superior/s_033.html
NTT's LLM "tsuzumi": Capable of Comprehending Graphical Documents | NTT R&D Website
comprehension Large language models (LLMs) are being applied to fields such as healthcare, customer support, and
https://www.rd.ntt/e/research/JN202406_26653.html
P04_leaf_e.pdf
speaking abilities NTT version Large Language Models Copyright © 2023 Nippon Telegraph and Telephone
https://www.rd.ntt/forum/2023/doc/P04_leaf_e.pdf
Security for AI at NTT R&D | AI for Good Global Summit 2026 Exhibition | SocioTechnical-Hub | Social Informatics Laboratories
large language models (LLMs), to reduce privacy risks and enable the safe deployment of AI systems
https://www.rd.ntt/e/sil/media/0026.html
Speech Recognition for Computers | NTT Communication Science Laboratories | NTT R&D Website
highly accurate acoustic and language models, such as dMMI (*1)-based discriminative acoustic model
https://www.rd.ntt/e/cs/team_project/media/signal/research_media05.html
P02_leaf_e.pdf
“tsuzumi” for understanding graphic documents NTT version Large Language Models Copyright © 2023 Nippon
https://www.rd.ntt/forum/2023/doc/P02_leaf_e.pdf
P08_leaf_e.pdf
: Cybersecurity operation technology NTT version Large Language Models Copyright © 2023 Nippon Telegraph and
https://www.rd.ntt/forum/2023/doc/P08_leaf_e.pdf
NTT's LLM "tsuzumi" | NTT R&D Website
multimodal In November 2023, NTT announced tsuzumi, a large language model (LLM) based on NTT laboratories
https://www.rd.ntt/e/research/JN202406_26651.html
JParaCrawl|NTTコミュニケーション科学基礎研究所|NTT R&D Website
English-Japanese training set (v2.0, 10.0M sentences, deduped): Download NMT Models (based on v3.0
https://www.rd.ntt/cs/team_project/icl/lirg/jparacrawl/
P03_leaf_e.pdf
multimodal understanding NTT version Large Language Models Copyright © 2023 Nippon Telegraph and Telephone
https://www.rd.ntt/forum/2023/doc/P03_leaf_e.pdf
Language Acquisition / Social Cognition | NTT Communication Science Laboratories | NTT R&D Website
Language Acquisition / Social Cognition | NTT Communication Science Laboratories | NTT R&D Website
https://www.rd.ntt/e/cs/team_project/icl/cd/research_innovative09.html
NTT Communication Science Laboratories Open House 2019
order for AI to visually perceive the world around it and to use language to communicate, it needs a
https://www.rd.ntt/cs/event/openhouse/2019/exhibition20/index_en.html
P07_leaf_e.pdf
development NTT version Large Language Models Copyright © 2023 Nippon Telegraph and Telephone Corporation/ NTT
https://www.rd.ntt/forum/2023/doc/P07_leaf_e.pdf
NTT Communication Science Laboratories Open House 2013 How can we overcome language barriers? - Statistical machine translation from foreign languages to Japanese -
NTT Communication Science Laboratories Open House 2013 How can we overcome language barriers
https://www.rd.ntt/cs/event/openhouse/2013/exhibition/media1/index_en.html
NTT Computer and Data Science Laboratories | NTT R&D Website
leverage AI more flexibly and creatively while addressing the weaknesses of large language models. Fellows
https://www.rd.ntt/e/cds/
AI for Quality Growth──NTTグループのAI研究・ビジネス | NTT R&D Website
します。 tsuzumi 2 LLM 生成AI tsuzumi: 国産大規模言語モデルの挑戦 膨大な計算リソースやセキュリティリスクといった課題を抱えるLLM(Large Language Models)に対し、NTT
https://www.rd.ntt/research/JN202606_39544.html
Meta-learning Achieves High Accuracy with a Small Amount of Training Data | NTT R&D Website
artificial intelligence meta-learning machine learning Large language models and generative artificial
https://www.rd.ntt/e/research/JN202404_25752.html
poster_en13.pdf
Related works Contact 13 How can we overcome language barriers? Abstract----- Statistical machine
https://www.rd.ntt/cs/event/openhouse/2013/exhibition/media1/poster_en13.pdf
スライド 1
language processing, 𝑀 = the number of vocabulary is very large, and a lot of parameters are required if
https://www.rd.ntt/cs/event/openhouse/2019/download/04_a_en.pdf
P09_leaf_e.pdf
: Detecting phishing sites NTT version Large Language Models Copyright © 2023 Nippon Telegraph and Telephone
https://www.rd.ntt/forum/2023/doc/P09_leaf_e.pdf
ITEA | Exhibits | Tsukuba Forum 2026
language through integration with Large Language Models (LLMs). TOSYS CORPORATION NDS Co.,Ltd. C-CUBE
https://www.rd.ntt/e/as/tforum/companylist_itea.html
Multilingual Speech Recognition Platform - Dual Channel Speech Recognition System|NTT R&D Website
result text for the next speech recognition Judging the recent topics and selecting language models
https://www.rd.ntt/e/research/HI0002.html
NTT Human Informatics Laboratories: Researching and Developing Technologies That Nurture True Humanity | NTT R&D Website
research directly tied to the humanities. On the basis of these areas, we have set large language models
https://www.rd.ntt/e/research/JN202402_24970.html
Research Theme | NTT Digital Twin Computing Research Center | NTT R&D Website
ability model of perception knowledge, language ability, physical ability, etc.). By making models react
https://www.rd.ntt/e/dtc/introduction_research/
About Us | Service Innovation Laboratory Group | NTT R&D Website
Kanekiyo As one of the major technological advances in recent years, "large language models" (LLMs) have
https://www.rd.ntt/e/svlab/overview/
音声情報処理 | NTT R&D Website
EXPLORATION OF LANGUAGE DEPENDENCY FOR JAPANESE SELF-SUPERVISED SPEECH REPRESENTATION MODELS", In Proc
https://www.rd.ntt/hil/category/voice/
Speech information processing | NTT R&D Website
EXPLORATION OF LANGUAGE DEPENDENCY FOR JAPANESE SELF-SUPERVISED SPEECH REPRESENTATION MODELS", In Proc
https://www.rd.ntt/e/hil/category/voice/
スライド 1
AI to visually perceive the world around it and to use language to communicate, it needs a dictionary
https://www.rd.ntt/cs/event/openhouse/2019/download/20_c_en.pdf
Position under active recruitment: Research and development of technologies for forecasting the future of the global environment|Careers|NTT Space Environment and Energy Laboratories|NTT R&D Website
technology, aimed at the social implementation and operation of ocean sensing data. Focusing on large-scale
https://www.rd.ntt/e/se/recruitment/focus07.html
Next-Generation AI | NTT R&D Website
an “AI constellation” concept that we have been working on since last year. Currently, Large Language
https://www.rd.ntt/e/forum/2024/panel_discussion_1.html
P06_leaf_e.pdf
” with physical senses and a robot body NTT version Large Language Models Copyright © 2023 Nippon
https://www.rd.ntt/forum/2023/doc/P06_leaf_e.pdf
P05_leaf_e.pdf
understands user situations NTT version Large Language Models Copyright © 2023 Nippon Telegraph and Telephone
https://www.rd.ntt/forum/2023/doc/P05_leaf_e.pdf
NTT版LLM「tsuzumi」の研究開発、商用化動向 | NTT R&D Website
特集では、軽量でありながら世界トップレベルの日本語処理性能を持つNTT版大規模言語モデル(LLM:Large Language Models)「tsuzumi」の最新の研究開発、および商用化の動向
https://www.rd.ntt/research/JN202406_26649.html
IOWN∴Quantum Leap | NTT R&D Website
large-scale models We are developing what we call a large action model. A language model predicts the
https://www.rd.ntt/e/forum/2025/keynote_2.html
NTT Communication Science Laboratories Open House 2015 Program
Science Can you beat TOROBO-kun? - Evaluating the naturalness of sentences using language models - "Wanwan
https://www.rd.ntt/cs/event/openhouse/2015/program_en.html
Wataru Matsuda | NTT Social Informatics Laboratories | NTT R&D Website
Cybersecurity Information Using Large Language Models, Journal of Information Processing 33, 139-155 Authored
https://www.rd.ntt/e/sil/overview/evangelist/wataru_matsuda.html
西田 京介 | NTT R&D Website
, Kosuke Nishida, Ryota Tanaka "Recent Advances in Large Language Models and Vision-and-Language Models
https://www.rd.ntt/organization/researcher/superior/s_033.html
List of exhibits|NTT R&D FORUM 2023 — IOWN ACCELERATION Report
exhibits List of IOWN Pick Up exhibits Themes of exhibition Explanation of the theme Large Language Model
https://www.rd.ntt/e/forum/2023/exhibit.html
collaborative-ai.pdf
Vision-Language Understanding with Advanced Large Language Models. CoRR abs/2304.10592 (2023) 20. Junnan
https://www.rd.ntt/hil/2023/05/22/collaborative-ai.pdf
AI Constellation ― a collaboration of diverse AIs | NTT R&D Website
, pp. 19–27, Apr. 2025.) NTT Group and NTT R&D About AI at NTT | NTT NTT's Large Language Models
https://www.rd.ntt/e/cds/ai-constellation/
Report on the NTT R&D FORUM|NTT R&D FORUM 2023 — IOWN ACCELERATION
ACCELERATION," introduced some of the latest developments in IOWN, such as NTT's large-language model (LLM
https://www.rd.ntt/e/forum/2023/
松田 亘|NTT社会情報研究所|NTT R&D Website
Mitsunaga, K Watanabe, Efficient Curation of ICS Cybersecurity Information Using Large Language Models
https://www.rd.ntt/sil/overview/evangelist/wataru_matsuda.html
Media Information Laboratory Past news | NTT Communication Science Laboratories | NTT R&D Website
Language Models Improves End-to-End Speech Summarization” ・Takuhiro Kaneko, Hirokazu Kameoka, Kou Tanaka
https://www.rd.ntt/e/cs/team_project/media/past_news.html
Media Information Laboratory | NTT Communication Science Laboratories | NTT R&D Website
, Atsunori Ogawa & Marc Delcroix (2023). Transfer Learning from Pre-trained Language Models Improves End-to
https://www.rd.ntt/e/cs/team_project/media/
NTT Communication Science Laboratories Open House 2016 Program
challenges in open domain natural language processing - Ryuichiro Higashinaka, Innovative Communication
https://www.rd.ntt/cs/event/openhouse/2016/program_en.html
自然言語処理 | NTT R&D Website
, Kyosuke Nishida, Sen Yoshida, "Task-adaptive Pre-training of Language Models with Word Embedding
https://www.rd.ntt/hil/category/language/
RECOMMENDED EXHIBITIONS | NTT R&D Website
'tsuzumi': NTT's large language models NTT Laboratories aims to equip the large-scale language model
https://www.rd.ntt/e/forum/2024/recommend.html
Long-term future-scenario-analysis technology | NTT Space Environment and Energy Laboratories | NTT R&D Website
analysis and prediction of future scenarios utilizing AI technologies such as large language models (LLMs
https://www.rd.ntt/e/se/technology/future_scenario.html
メディア情報研究部|NTTコミュニケーション科学基礎研究所|NTT R&D Website
, Atsunori Ogawa & Marc Delcroix (2023). Transfer Learning from Pre-trained Language Models Improves End-to
https://www.rd.ntt/cs/team_project/media/
Keynote Speech 3|NTT R&D FORUM 2023 — IOWN ACCELERATION Report
-scale language models are in a competition for the number of parameters, becoming very large in scale
https://www.rd.ntt/e/forum/2023/keynote_3.html
New Developments in Communication Science Research in the Generative AI Era--Exploring the Nature of Humans and Information for Co-creating Human-centered Technologies with AI | NTT R&D Website
Generative Pretrained Transformer (GPT) is a large language model (LLM) that is the result of learning a
https://www.rd.ntt/e/research/JN202409_29257.html
NTT Laboratories | NTT R&D Website
advanced intelligence through Large Language Models, World Models that replicate and predict real-world
https://www.rd.ntt/e/organization/laboratory/
AIコンステレーション®実現に向けた研究開発 | NTT R&D Website
チエージェントシステム議論では、複数の大規模言語モデル(LLM:Large Language Models)を活用することで、多様な視点に基づく課題解決が期待されています。一方、単純に言語モデルを組み合わせるだけでは、発言
https://www.rd.ntt/research/JN202509_36100.html
Signal Processing Research Group | NTT Communication Science Laboratories | NTT R&D Website
, Atsunori Ogawa & Marc Delcroix (2023). Transfer Learning from Pre-trained Language Models Improves End-to
https://www.rd.ntt/e/cs/team_project/media/signal/
Unraveling the Old-yet-new Problem of Common Ground Using Cutting-edge Technology to Enable Computer-to-human Communication | NTT R&D Website
"Creating a Real-time Multimodal Dialogue System with Python and Large Language Models" (co-authored
https://www.rd.ntt/e/research/JN202507_34709.html
Keynote Speech 1|NTT R&D FORUM 2023 — IOWN ACCELERATION Report
increases. AI will continue to grow and expand, but large language models like Chat GPT require as much as 1
https://www.rd.ntt/e/forum/2023/keynote_1.html
Memory-centric Architecture for Disaggregated Computers|NTT R&D Website
a large memory pool is placed in the center of all processors. Memory-centric architecture, on the
https://www.rd.ntt/e/research/JN202105_13614.html
NTT R&D FORUM 2025 Event Report | NTT R&D Website
cutting-edge research projects and research results, including the large-scale language-based LLM "Tsuzumi
https://www.rd.ntt/e/forum/2025/
NTT Communication Science Laboratories Open House 2017 Program
discovery based on probabilistic latent variable models Tomoharu Iwata, Ueda Research Laboratory 6/2 (Fri
https://www.rd.ntt/cs/event/openhouse/2017/program_en.html
Language Technologies in a Multilingual World
Language Technologies in a Multilingual World Kevin Duh & 歐陽靖民 Supporting Communications in Global
https://www.rd.ntt/cs/event/openhouse/2011/talk/research1/openhouse-kevinalbert.pdf
IOWN INTEGRAL | NTT R&D Website
This article introduces the initiatives, practical examples, and future outlook of NTT’s Large Language
https://www.rd.ntt/e/forum/2024/keynote_2.html
メディア情報研究部 過去のニュース|NTTコミュニケーション科学基礎研究所|NTT R&D Website
, ” Transfer Learning from Pre-trained Language Models Improves End-to-End Speech Summarization” ・Takuhiro
https://www.rd.ntt/cs/team_project/media/past_news.html
LLMの安全な活用を支える - 統合セキュリティ技術 | AI for Good Global Summit 2026出展 | SocioTechnical-Hub | 社会情報研究所
Large Language Models via Self-Constructed Knowledge Triplets [4][2509.15631] Sparse-Autoencoder-Guided
https://www.rd.ntt/sil/media/0026.html
Challenges Facing Human Digital Twin Computing and Its Future Prospects | NTT R&D Website
tendency, personality, and values or an ability model that models perception, knowledge, language ability
https://www.rd.ntt/e/research/JN202007_5786.html
Initiatives toward Development of the Exploring Engine for the Future Society|NTT R&D Website
twins of the real world in real time and simulations that are specific to individual models to visualize
https://www.rd.ntt/e/research/JN202201_16960.html
Studying Multimodal Interactions: Understanding Dialogue Mechanisms through Combined Observation of Speech, Language, and Body Movement|NTT R&D Website
of Speech, Language, and Body Movement|NTT R&D Website NTT R&D Website Research&Activity Studying
https://www.rd.ntt/e/research/RDNTT20210901.html
Efforts to Improve and Utilize Security Transparency in Software Supply Chains | NTT R&D Website
estimate packages using large language models (LLMs) to supplement missing packages. We believe that these
https://www.rd.ntt/e/research/JN202409_29278.html
tsuzumi: 国産大規模言語モデルの挑戦 | NTT R&D Website
(にしだ きょうすけ) NTT人間情報研究所 目次 国産ソブリンAIの挑戦 近年、ChatGPTをはじめとするLLM(Large Language Models)への注目が高まる一方で、膨大な学習データと計算リソ
https://www.rd.ntt/research/JN202606_39540.html
NTT版大規模言語モデル「tsuzumi」 | NTT R&D Website
や申請書などのドキュメント生成。 解説図表 用語解説 大規模言語モデル(LLM) Large Language Models:大量のテキストデータを使って学習された言語モデルで、言語の理解や文章の生成
https://www.rd.ntt/research/HI0016.html
階層型行動理解技術 | NTT R&D Website
Language Models:LLMs) 多数のパラメータ(数千万から数十億)を持つニューラルネットワークで構成される言語モデルで、膨大なテキストデータを用いて学習される。 担当部署 ソフ
https://www.rd.ntt/research/SIC0058.html
It's not just about predicting the future, it's about guiding someone toward a future that is better for them.|NTT R&D Website
automatically creating models with large amounts of data without any pre-requisite knowledge. I often compare
https://www.rd.ntt/e/research/RDNTT20210101.html
Carrier Cloud for Deep Learning to Enable Highly Efficient Inference Processing | NTT R&D Website
and his group at the 2012 ImageNet Large Scale Visual Recognition Challenge (ILSVRC). As a result
https://www.rd.ntt/e/research/JN20191114_h.html
Science and Technology Are the Collective Wisdom of Our Predecessors. It Is Our Mission-the Researchers of Today-to Make Them Even Better | NTT R&D Website
data . This approach is effective when a large amount of parallel data can be collected. In many
https://www.rd.ntt/e/research/JN202305_21819.html
ai_constellation_blueprint_en.pdf
and WIRED Japan. In response to the recent rise of large-scale language models (LLMs), there has been
https://www.rd.ntt/e/cds/ai-constellation/ai_constellation_blueprint_en.pdf
en_01
to digital twins of various real-world objects will lead to higher demands for large-scale
https://www.rd.ntt/e/dtc/DTC_Whitepaper_en_2_0_0.pdf
Solving social issues through the Industry AI Cloud powered by IOWN | NTT R&D Website
expanding its development infrastructure for Graphics Processing Units (GPUs) that power Large Language
https://www.rd.ntt/e/forum/2024/keynote_1.html
Creating Bio-digital Twins by Using Crossmodal Representation Learning | NTT R&D Website
(AI) based on large language models has been attracting attention. Generative AI also operates on the
https://www.rd.ntt/e/research/JN202407_27025.html
Position under active recruitment: Research on long-term future-scenario-analysis technology|Careers|NTT Space Environment and Energy Laboratories|NTT R&D Website
machine learning Knowledge and application experience regarding large language models (LLMs) and
https://www.rd.ntt/e/se/recruitment/focus05.html
Interaction Research Group | NTT Communication Science Laboratories | NTT R&D Website
language models, in Proc. IWSDS, pp. 1-6, 2024. 2022 Journal Papers Hiroaki Sugiyama, Kenji Nakamura (2022
https://www.rd.ntt/e/cs/team_project/icl/ir/
The Day a System Becomes a Conversation Partner—Exploring New Horizons in Social Dialogue Systems with Large-scale Deep Learning|NTT R&D Website
text data, has become important. General-purpose language models trained using this method can achieve
https://www.rd.ntt/e/research/JN202107_14467.html
「AIコンステレーション®」 ――人とAIが協調する世界をめざして | NTT R&D Website
コンステレーション®実現に向けた研究開発 「AIコンステレーション®」をはじめとするマルチエージェントシステム議論では、複数の大規模言語モデル(LLM:Large Language Models)を活用
https://www.rd.ntt/research/JN202509_36104.html
信号処理研究グループ|NTTコミュニケーション科学基礎研究所|NTT R&D Website
Learning from Pre-trained Language Models Improves End-to-End Speech Summarization. Proc. Interspeech
https://www.rd.ntt/cs/team_project/media/signal/
行動モデリング | NTT R&D Website
Propensity for Dementia-Related Stigma in Large Language Models." In Extended Abstracts of the 2026 CHI
https://www.rd.ntt/hil/category/behavior_modeling/
MediaGnosis Is a Multimodal Foundation Model That Can Think and Accumulate Knowledge Like a Human | NTT R&D Website
advance, and the spread of generative AI using large language models is making it more accessible. However
https://www.rd.ntt/e/research/JN202411_30171.html
Cutting-edge Algorithms to Overcome Combinatorial Explosion | NTT R&D Website
can also be utilized in the field of language, and even with large language models, a certain degree
https://www.rd.ntt/e/research/JN202501_31214.html
より良い未来を創るセキュリティR&D | NTT R&D Website
ル(LLM:Large Language Models)は、議事録作成や英語レポートの翻訳・要約などを自動化し、業務効率を大幅に向上させています。その一方で、LLMを活用したシステムには、従来のITセキ
https://www.rd.ntt/research/JN202509_36092.html
階層型行動理解技術 | NTT R&D Website
は複数の行動や物体情報を組み合わせた複合行動認識をさらに発展させ、マニュアル等の外部知識や大規模言語モデル(Large Language Models: LLMs)を活用して柔軟に様々な業界の行動説明
https://www.rd.ntt/iown_tech/post_43.html
Communication Traffic, Quality and Operation Research Project | Research and Development Projects | NTT Network Service Systems Laboratories | NTT R&D Website
. By applying rapidly developing and spreading large-scale language models to maintenance operator
https://www.rd.ntt/e/ns/theme/qos.html
Updates | NTT R&D Website
's Large Language Models 'tsuzumi' have been added 04/24/2024 Achieving Complete Wireless
https://www.rd.ntt/e/update_information/