--- title: "Hideki Tanaka · Okayama University — author profile and papers" description: "Hideki Tanaka, Okayama University: 2 papers on Elamur Research (2025–2026), h-index 53 — affiliations, topics, co-authors and who cites…" canonical: "https://research.elamur.ai/free/en/authors/hideki-tanaka/" --- [Elamur Research](https://md.research.elamur.ai/free/en/) · [this page in HTML](https://research.elamur.ai/free/en/authors/hideki-tanaka/) [home](https://md.research.elamur.ai/free/en/) / [authors](https://md.research.elamur.ai/free/en/authors/) / Hideki Tanaka # Hideki Tanaka Hideki Tanaka has 2 papers in our library, in 2025–2026, most of them on [Language models & pretraining](https://md.research.elamur.ai/free/en/topics/language-models/), [Multilingual & cross-lingual NLP](https://md.research.elamur.ai/free/en/topics/multilingual-nlp/), [Semitic languages](https://md.research.elamur.ai/free/en/topics/semitic-languages/); often with [Masao Utiyama](https://md.research.elamur.ai/free/en/authors/masao-utiyama/), [Ahmed Elshabrawy](https://md.research.elamur.ai/free/en/authors/ahmed-elshabrawy/), [Alham Fikri Aji](https://md.research.elamur.ai/free/en/authors/alham-fikri-aji/). 2 papers in our library · 2025–2026 [OpenAlex](https://openalex.org/A5031493092) · [ORCID](https://orcid.org/0000-0003-2099-8990) · [Wikidata](https://www.wikidata.org/wiki/Q88740135) · [**h-index 53**](https://openalex.org/authors/A5031493092) · [383 works](https://openalex.org/works?filter=author.id:A5031493092) · [10,991 citations](https://openalex.org/works?filter=author.id:A5031493092&sort=cited_by_count:desc) OpenAlex, 2026-10-14 [📄 2 works in our library](https://md.research.elamur.ai/free/en/authors/hideki-tanaka/#papers) · [🔗 Cited 16 times in our library](https://md.research.elamur.ai/free/en/authors/hideki-tanaka/cited-by/) · [4 more in our library without a page yet](#also) · [⭐ Paper Stars ranking: #11166](https://md.research.elamur.ai/free/en/paper-stars/page/112/#star-11166) The profile is the library's match of the name; two people with one name are not always told apart. Elsewhere: [Google Scholar](https://scholar.google.com/citations?view_op=search_authors&mauthors=Hideki+Tanaka) · [Semantic Scholar](https://www.semanticscholar.org/search?q=Hideki+Tanaka) · [dblp](https://dblp.org/search?q=Hideki+Tanaka) · [ACL Anthology](https://aclanthology.org/search/?q=Hideki+Tanaka) ## Affiliations [🎓**Okayama University** Okayama · Japan 1998–2026 · 96 papersEmployment 1998–2021*current*](https://ror.org/02pc6pc55) · [🔬**National Institute of Information and Communications Technology** Tokyo · Japan 2022–2026 · 16 papers*current*](https://md.research.elamur.ai/free/en/labs/national-institute-of-information-and-communications-technology/) · [🏢**Elvez** Tokyo · Japan 2021–2026 · 4 papers*current*](https://ror.org/031j0wb95) · [🎓**Kyoto University** Kyoto · Japan 1981–2016 · 69 papersEducation 1981–1984 · PhD](https://md.research.elamur.ai/free/en/universities/kyoto-university/) · [🎓**Chiba University** Chiba · Japan 1998–2009 · 26 papers](https://md.research.elamur.ai/free/en/universities/chiba-university/) · [🏢**Japan Broadcasting Corporation** Tokyo · Japan 1990–2020 · 20 papers](https://ror.org/01s8tz949) · [🔬**High Energy Accelerator Research Organization** Tsukuba · Japan 2021 · 16 papers](https://ror.org/01g5y5k24) · [🔬**Institute of Particle and Nuclear Studies** Tsukuba 2021 · 16 papers](https://ror.org/00nwp9g54) · [🔬**Advanced Telecommunications Research Institute International** Kyoto · Japan 1998–2003 · 13 papers](https://md.research.elamur.ai/free/en/labs/advanced-telecommunications-research-institute-international/) · [🔬**Toyota Physical and Chemical Research Institute** Okazaki · Japan 2021–2024 · 12 papersEmployment since 2021](https://ror.org/03q75vf28) From the bylines of their papers (OpenAlex, 2026-10-14), ORCID and Wikidata; institutions on papers are matched by machine. 35 more institutions on single bylines are not listed. ## Fields, topics and concepts Of its works in our library, with the number of works on each. 📚 Shelves 4 The field of science this work belongs to (OpenAlex fields).[Artificial Intelligence · 2 works](https://md.research.elamur.ai/free/en/shelves/computer-science/artificial-intelligence/) · [Arts and Humanities · 2 works](https://md.research.elamur.ai/free/en/shelves/arts-and-humanities/) · [Computer Science · 2 works](https://md.research.elamur.ai/free/en/shelves/computer-science/) · [Language and Linguistics · 2 works](https://md.research.elamur.ai/free/en/shelves/arts-and-humanities/language-and-linguistics/) 🧭 Topics 3 Research subjects and languages the work is about.[Language models & pretraining · 1 work](https://md.research.elamur.ai/free/en/topics/language-models/) · [Multilingual & cross-lingual NLP · 1 work](https://md.research.elamur.ai/free/en/topics/multilingual-nlp/) · [Semitic languages · 1 work](https://md.research.elamur.ai/free/en/topics/semitic-languages/) ## Works by year ### 2020s [**2026** 1 paper](https://md.research.elamur.ai/free/en/authors/hideki-tanaka/year/2026/) · [**2025** 1 paper](https://md.research.elamur.ai/free/en/authors/hideki-tanaka/year/2025/) ## Papers The most cited first (OpenAlex and our library). 1. **[Representation-Aware Prompting for Zero-Shot Marathi Text Classification: IPA, Romanization, Repetition](https://md.research.elamur.ai/free/en/papers/tran-2026-representation-aware-prompting-zero-shot/)** *(2026 · 1 citation)* Instruction-tuned LLMs tend to struggle with zero-shot classification of low-resource languages written in non-Latin scripts, partly because poor tokenizer coverage produces weak input representations. 2. **[When Alignment Hurts: Decoupling Representational Spaces in Multilingual Models](https://md.research.elamur.ai/free/en/papers/elshabrawy-2025-alignment-hurts-decoupling-representational-spaces/)** *(2025 · 1 citation)* The paper questions a common belief: that a low-resource variety always gains when a model aligns it tightly with a related high-resource standard. ## All works 6 works of theirs in our library, the most cited first; 2 with a page here, the others link their original until we summarise them. 1. **[A Machine Translation System for Foreign News in Satellite Broadcasting ↗](https://aclanthology.org/C90-3055/) COLING 1990 Volume 3: Papers presented to the 13th International Conference on Computational Linguistics · no summary yet**Teruaki Aizawa et al.*1990 · 12 citations* 2. **[Japanese news simplification: tak design, data set construction, and analysis of simplified text ↗](https://aclanthology.org/2015.mtsummit-papers.2/) Proceedings of Machine Translation Summit XV: Papers · no summary yet**Isao Goto, Hideki Tanaka, Tadashi Kumano*2015 · 9 citations* 3. **[A Multilingual Multiway Evaluation Data Set for Structured Document Translation of Asian Languages ↗](https://aclanthology.org/2022.findings-aacl.23/) Findings of the Association for Computational Linguistics: AACL-IJCNLP 2022 · no summary yet**Bianka Buschbeck et al.*2022 · 3 citations* 4. **[Representation-Aware Prompting for Zero-Shot Marathi Text Classification: IPA, Romanization, Repetition](https://md.research.elamur.ai/free/en/papers/tran-2026-representation-aware-prompting-zero-shot/) [Workshop on Language Models for Low-Resource Languages](https://md.research.elamur.ai/free/en/venues/loreslm/)**Van-Hien Tran, Huy Hien Vu, Hideki Tanaka, et al.*2026 · 1 citation* 5. [**When Alignment Hurts: Decoupling Representational Spaces in Multilingual Models arXiv:2508.12803**Ahmed Elshabrawy, Hour Kaing, Haiyue Song, et al.*2025 · 1 citation*](https://md.research.elamur.ai/free/en/papers/elshabrawy-2025-alignment-hurts-decoupling-representational-spaces/) 6. **[A Method of Translating English Delexical Structures Into Japanese ↗](https://aclanthology.org/C92-2086/) COLING 1992 Volume 2: The 14th International Conference on Computational Linguistics · no summary yet**Hideki Tanaka et al.*1992 · 1 citation* ## Co-authors here 5 co-authors with a page, the most papers together first. - [Masao Utiyama](https://md.research.elamur.ai/free/en/authors/masao-utiyama/) ×2 - [Ahmed Elshabrawy](https://md.research.elamur.ai/free/en/authors/ahmed-elshabrawy/) - [Alham Fikri Aji](https://md.research.elamur.ai/free/en/authors/alham-fikri-aji/) - [Haiyue Song](https://md.research.elamur.ai/free/en/authors/haiyue-song/) - [Raj Dabre](https://md.research.elamur.ai/free/en/authors/raj-dabre/) ## Venues Where their works here were published, the most works first, with the editions of those that have a page. - [Workshop on Language Models for Low-Resource Languages](https://md.research.elamur.ai/free/en/venues/loreslm/): [Workshop on Language Models for Low-Resource Languages 2026](https://md.research.elamur.ai/free/en/venues/loreslm/2026/) - COLING 1990 Volume 3: Papers presented to the 13th International Conference on Computational Linguistics - COLING 1992 Volume 2: The 14th International Conference on Computational Linguistics - Findings of the Association for Computational Linguistics: AACL-IJCNLP 2022 - Proceedings of Machine Translation Summit XV: Papers ## Cited by Papers of our library cite their works 16 times (of the 149,439 papers whose bibliographies we read); [2 citing papers with a page here →](https://md.research.elamur.ai/free/en/authors/hideki-tanaka/cited-by/). Updated 31 October 2026