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Yusuke Kimura

Kimura Yusuke

NLP · LLM Post-training · Cross-tokenizer Distillation

Portrait of Yusuke Kimura
Affiliation
Graduate School of Informatics, Department of Intelligent Systems, Nagoya University — Researcher, JST CREST (Strategic Basic Research Programs)
Degree
Ph.D. in Culture and Information Science (Doshisha University, Mar. 2026)
Email
kimura.yusuke.p2@f.mail.nagoya-u.ac.jp (Nagoya University) / kimura@mil.doshisha.ac.jp (Doshisha University)
ORCID
0000-0003-2441-9714
Researcher number
91041002
J-GLOBAL ID
202101017410101550
researchmap member ID
R000022171
Google Scholar
https://scholar.google.com/citations?user=rIZnNYIAAAAJ
researchmap
https://researchmap.jp/kimura_yusuke
MIL Portfolio
https://www.milcis.doshisha.ac.jp/portfolio/kimura-yusuke/

Education

  1. Apr 2021 – Mar 2026 Ph.D. Program, Culture and Information Science, Doshisha University Graduate School
  2. Apr 2019 – Mar 2021 M.S. Program, Culture and Information Science, Doshisha University Graduate School
  3. Apr 2015 – Mar 2019 B.A., Culture and Information Science, Doshisha University
  4. Apr 2012 – Mar 2015 General Course, Hyogo Prefectural Takarazuka-Kita High School

Career

  1. Apr 2026 – Present Researcher, JST CREST (Strategic Basic Research Programs), Graduate School of Informatics, Nagoya University
  2. Apr 2019 – Mar 2026 Teaching Assistant (Database Systems, Programming I–III), Graduate School of Culture and Information Science, Doshisha University
  3. Feb 2023 – Mar 2023 Research Internship, NTT Communication Science Laboratories
  4. Mar 2021 – Mar 2023 Specialized Staff, Faculty of Culture and Information Science, Doshisha University

Awards

  1. ELYZA Award, Young Researcher Association for NLP Studies (YANS)
    On-Policy Distillation between LLMs with Different Vocabularies
    Awarded for the poster presentation at the 21st YANS Symposium (YANS 2026).
  2. Money Forward Award, Money Forward, Inc.
    AI-Collaborative Developmental Support System to Drive DX in Developmental Care Services
    CognitiBase business plan pitched in the Student Division of Miraino Pitch 2025, proposing how AI can be introduced into developmental care
  3. Director-General of Kinki Bureau of Telecommunications Award, Kinki Bureau of Telecommunications
    AI-Collaborative Developmental Support System to Drive DX in Developmental Care Services
    CognitiBase business plan pitched in the Student Division of Miraino Pitch 2025, proposing how AI can be introduced into developmental care
  4. Outstanding Research Award, SIG Web Intelligence and Interaction
    A Similarity-Kernel Smoothing Method for Knowledge-Prioritized Generation
  5. LegalForce Corporate Award, LegalForce, Inc.
    Automatic Term Extraction Using Dependency Structure
  6. Excellence Award, Joint Council of Management Science Research Associations
    Predictive Model for Customer Volume in Booth-Rental Hair Salons

Papers & proceedings (37)

Journal

  1. 洪 惠珍, 木村 優介, 波多野 賢治 . 開発コスト軽減化のためのマルチタスク強化学習を用いた系列推薦システム . IPSJ Transactions on Databases (TOD) , 18(1) 24-33, Jan 28, 2025. [Peer-reviewed]
  2. 吉丸 直希, 木村 優介, 楠 和馬, 波多野 賢治 . 部分構造を考慮した化合物分散表現の食材分類タスクにおける効果 . DBSJ Japanese Journal , 22(J), Mar 2024. [Peer-reviewed] [Invited] [Corresponding author]
  3. Yusuke Kimura, Takahiro Komamizu, Kenji Hatano . An Automatic Labeling Method for Subword-Phrase Recognition in Effective Text Classification . Informatica , 47(3), Aug 29, 2023. [Peer-reviewed] [First author]

International conference

  1. Naoki Yoshimaru, Kazuma Kusu, Yusuke Kimura, Kenji Hatano . RICGraph: A Recipe-Ingredient-Compound Graph for Estimating the Nutritional Value of Recipes . 41st IEEE International Conference on Data Engineering Workshops (ICDEW) , 274-281, 2025. [Peer-reviewed]
  2. Yusuke Kimura, Takahiro Komamizu, Kenji Hatano . L3Masking: Multi-task Fine-tuning for Language Models by Leveraging Lessons Learned from Vanilla Models . Proceedings of the 1st Workshop on Customizable NLP (CustomNLP4U) @ EMNLP , 53-62, Nov 2024. [Peer-reviewed] [First author]
  3. Hyejin Hong, Yusuke Kimura, Kenji Hatano . A Soft Actor-Critic Algorithm for Sequential Recommendation . Lecture Notes in Computer Science , 258-266, Aug 18, 2024. [Peer-reviewed]
  4. Naoki Yoshimaru, Kazuma Kusu, Yusuke Kimura, Hidetsugu Nanba, Kenji Hatano . Construction of Ingredient Embedding Considering Both Cooking Recipes and Their Ingredients . 2024 IEEE International Conference on Big Data and Smart Computing (BigComp) , Feb 18, 2024. [Peer-reviewed]
  5. Naoki Yoshimaru, Kazuma Kusu, Yusuke Kimura, Kenji Hatano . Ingredient Embeddings Constructed by Biased Random Walk on Ingredient-Compound Graph . Procedia Computer Science , 225, 3948-3957, 2023. [Peer-reviewed]
  6. Yusuke Kimura, Takahiro Komamizu, Kenji Hatano . Multi-task Learning-based Text Classification with Subword-Phrase Extraction . The 11th International Symposium on Information and Communication Technology (SoICT) , Dec 2022. [Peer-reviewed] [First author]
  7. Yusuke Kimura, Kazuma Kusu, Kenji Hatano, Tokiya Baba . Automatic Terminology Extraction Using a Dependency-Graph in NLP . Proceedings of the 11th International Conference on Innovations in Bio-Inspired Computing and Applications , 411-421, Mar 2021. [Peer-reviewed] [First author]
  8. Taisho Sasada, Zhaoyu Liu, Tokiya Baba, Kenji Hatano, Yusuke Kimura . A Resampling Method for Imbalanced Datasets Considering Noise and Overlap . Procedia Computer Science , 176, 420-429, 2020. [Peer-reviewed]

Domestic meeting

  1. 木村 優介, 駒水 孝裕, 波多野 賢治, 石川 佳治 . ByteTop-k OPD: バイト列表現に基づく語彙の異なる LLM 間のオンポリシ蒸留 . IPSJ SIG-NL Technical Report 2026-NL-269 , Sep 16, 2026. [First author] [Corresponding author]
  2. 杉浦 射央, 杉浦 健人, 石川 佳治, 木村 優介 . LLM を用いた Web アプリケーションのチューニング . 2026 Tokai-Section Joint Conference on Electrical, Electronics, Information, and Related Engineering (2B-1-4) , Aug 2026. [Corresponding author]
  3. 張 智嘉, 石川 佳治, 杉浦 健人, 木村 優介 . 機械学習ベースの索引チューニングにおける説明可能 AI の適用 . 2026 Tokai-Section Joint Conference on Electrical, Electronics, Information, and Related Engineering (2B-1-3) , Aug 2026. [Corresponding author]
  4. 平子 翔太, 木村 優介, 波多野 賢治 . LoRAマルチタスク学習における更新空間の分離による学習偏りの抑制 . IPSJ SIG-IFAT Technical Report 2026-IFAT-162(4) , 1-6, Mar 30, 2026. [Corresponding author]
    [Coauthor award: 2026 IPSJ Yamashita SIG Research Award — Recipient: 平子 翔太]
  5. 前川 知歩, 木村 優介, 波多野 賢治 . 社会的属性ごとに異なる内部表現を考慮した活性化ステアリングによるLLMの社会的バイアス緩和 . IPSJ SIG-NL Technical Report 2026-NL-267(31) , 1-9, Feb 28, 2026. [Corresponding author]
    [Coauthor award: Young Researcher Award (IPSJ SIG-NL) — Recipient: 前川 知歩]
  6. 森岡 葵子, 吉丸 直希, 木村 優介, 波多野 賢治 . 外部知識を優先した出力生成のための類似度カーネル平滑化手法 . 21st Workshop on Web Intelligence and Interaction (WI2) , 46-53, Nov 2025. [Corresponding author]
    [Award: Outstanding Research Award]
  7. 三輪 歩希果, 木村 優介, 寺本 優香, 波多野 賢治 . 検索対象文書集合を把握するためのコンテキスト内学習に基づいたクエリ書換え手法 . IEICE General Conference 2025, Junior & Student Poster Session , Mar 2025.
  8. 森岡 葵子, 前川 知歩, 吉丸 直希, 木村 優介, 波多野 賢治 . フリマアプリにおける購入時考慮属性の生成手法の提案 . Proceedings of DEIM 2025 , Mar 2025.
  9. 吉丸 直希, 楠 和馬, 木村 優介, 波多野 賢治 . 食に関する異種グラフを用いた料理の栄養価推定 . Proceedings of DEIM 2025 , Mar 2025.
  10. 木村 優介, 駒水 孝裕, 波多野 賢治 . ドメイン適応のためのトークン単位の擬似尤度に基づくマスク戦略 . IPSJ SIG Technical Report , 154(1) 1-6, Mar 2024. [Corresponding author] [First author]
  11. 神田 悠斗, 木村 優介, 波多野 賢治 . 追加事前学習による日本語言語モデルの倫理性獲得の試み . Proceedings of the 86th IPSJ National Convention , 2: 871-872, Mar 2024. [Corresponding author]
  12. 洪 惠珍, 木村 優介, 波多野 賢治 . Soft Actor-Critic 強化学習を用いた系列推薦フレームワーク . Proceedings of the 86th IPSJ National Convention , 1: 437-438, Mar 2024. [Corresponding author]
    [Coauthor award: Student Encouragement Award, 86th IPSJ National Convention — Recipient: 洪 惠珍]
  13. ホン ヘジン, 木村 優介, 神田 悠斗, 吉丸 直希, 波多野 賢治 . 商品説明に着目したレビュー文からの教師なしキーフレーズ抽出 . Proceedings of DEIM 2023 , Mar 2023.
  14. 木村 優介, 駒水 孝裕, 波多野 賢治 . 文書分類における効果的なマルチタスク学習のための汎用的サブタスクの要件分析 . IEICE Technical Report , 122(449) 38-43, Mar 2023. [First author]
  15. 劉 晨曦, 木村 優介, 波多野 賢治 . 言語モデルに基づく知識グラフの構造を学習するリンク予測手法 . IPSJ SIG Technical Report , 150(5) 1-6, Mar 2023.
  16. 吉丸 直希, 木村 優介, 楠 和馬, 波多野 賢治 . 部分構造を考慮した化合物分散表現の食材分類タスクにおける効果 . IPSJ SIG-IFAT Technical Report 2022-IFAT-148(31) , 1-6, Sep 2, 2022.
    [Coauthor award: Student Encouragement Award (IPSJ SIG-DBS) — Recipient: 吉丸 直希]
  17. 蔦永 紗希, 木村 優介, 寺本 優香, 波多野 賢治 . 前後文のアスペクトを考慮したレビュー文に対する教師ありアスペクト推定の高精度化 . IEICE General Conference 2022, Junior & Student Poster Session , Mar 2022.
  18. 吉丸 直希, 木村 優介, 寺本 優香, 波多野 賢治 . レシピでの共起確率を考慮した食材分散表現の構築 . Proceedings of the 84th IPSJ National Convention , Mar 2022.
    [Coauthor award: Student Encouragement Award, 84th IPSJ National Convention — Recipient: 吉丸 直希]
  19. 木村 優介, 駒水 孝裕, 波多野 賢治 . ストップフレーズ抽出を併用した文書分類 . Proceedings of DEIM 2022 , A23-4, Mar 2022. [First author]
  20. 小森 雄太, 木村 優介, 楠 和馬, 波多野 賢治 . 単語の概念関係を考慮したレビューの評価観点自動抽出手法 . 83rd IPSJ National Convention , 1L-07, Mar 2021.
    [Coauthor award: Student Encouragement Award, 83rd IPSJ National Convention — Recipient: 小森 雄太]
  21. 矢田 理, 寺本 優香, 木村 優介, 波多野 賢治 . 対話における意図分類を目的とした発話の分散表現構築法 . Proceedings of IEICE General Conference 2021 , D-5-6, Mar 2021.
  22. 木村 優介, 楠 和馬, 寺本 優香, 波多野 賢治 . 単語埋め込みと名詞句の共起グラフを用いた教師なしキーフレーズ抽出手法の提案 . IPSJ SIG Technical Report (IFAT-140) , 1-5, Aug 29, 2020. [First author]
  23. 笹田 大翔, 馬場 睦也, 木村 優介, 波多野 賢治 . データの複雑性を考慮した不均衡データに対するリサンプリング手法 . 82nd IPSJ National Convention , 1M-05, Mar 2020.
    [Coauthor award: Student Encouragement Award, 82nd IPSJ National Convention — Recipient: 笹田 大翔]
  24. 吉満 匡展, 楠 和馬, 木村 優介, 寺本 優香, 波多野 賢治 . 物体検出技術を用いた古典籍画像からのテキスト領域切り出し手法 . IEICE General Conference 2020, Student Poster Session , Mar 2020.
  25. 木村 優介, 楠 和馬, 馬場 睦也, 波多野 賢治 . 係り受け構解析を用いたドメイン固有のキーワード抽出手法の提案 . IEICE General Conference 2020, Student Poster Session , Mar 2020. [First author]
  26. 木村 優介, 楠 和馬, 馬場 睦也, リュウ ショウウ, 波多野 賢治 . 係り受け構造に着目した専門用語自動抽出手法の提案 . IEICE General Conference 2019, Student Poster Session , Mar 2019. [First author]

Poster presentations (1)

  1. 木村 優介, 駒水 孝裕, 波多野 賢治, 石川 佳治 . 異なる語彙を持つ LLM 間のオンポリシ蒸留 . 21st Symposium for Young Researchers on Natural Language Processing (YANS 2026) , Sendai International Center, Aug 17, 2026. [No proceedings paper]
    [Award: ELYZA Award]

Research support

JSPS KAKENHI (PI) (1)

  1. Jul 2026 – Mar 2028 Controlling the Allocation of Update Resources during Training for Lightweight Language-Model Adaptation to Under-Trained Domains
    JSPS KAKENHI, Grant-in-Aid for Research Activity Start-up [Project no. 26K25590 / Award ¥2,600,000 / Principal Investigator]

Compute & shared-use programs (5)

  1. Jun 2026 – Mar 2027 Interference Analysis of LLM Adapter Learning under Composite Instructions and Continual Adaptation, and Construction of a High-Efficiency Experimental Platform
    JHPCN Seed-Type Collaborative Research
  2. Jun 2026 – Mar 2027 Interference Analysis of LLM Adapter Learning under Composite Instructions and Continual Adaptation, and Construction of a High-Efficiency Experimental Platform
    Kyoto University Supercomputer Collaborative Research Program (Young/Female Researcher Track)
  3. Apr 2026 – Mar 2027 Efficient Adapter Learning via Layer-wise Dynamic Quantization Driven by Training Progress
    University of Tokyo Information Technology Center, Young/Female User Recommendation [Principal Investigator]
  4. Sep 2025 – Mar 2026 Development of Efficient LLM Adapter Learning with a Quantization Scheduler
    JHPCN Seed-Type Collaborative Research [Project no. EX25407]
  5. Sep 2025 – Mar 2026 Development of Efficient LLM Adapter Learning with a Quantization Scheduler
    Science Tokyo TSUBAME Young/Female User Support Program

Doctoral research support (internal selection) (2)

  1. Apr 2023 – Mar 2024 Doshisha University SPRING Program
    Doshisha University Graduate School (competitive internal selection) [SPRING-supported doctoral student]
  2. Apr 2022 – Mar 2023 Doshisha University Doctoral Fellowship for Young Researchers
    Doshisha University Graduate School (competitive internal selection) [Fellowship recipient]

Academic service

  1. Dec 2026 SoICT2026 Program Committee
  2. Dec 2026 iiWAS2026 Program Committee
  3. Jun 2026 IPSJ-TOD Reviewer
  4. Apr 2026 IPSJ Journal Reviewer
  5. Oct 1, 2024 – Oct 31, 2024 EMNLP Workshop Reviewer
  6. Oct 1, 2022 – Mar 31, 2023 Wikipedia + Extended Named Entity Structuring Project (Task 1: Classification)
    RIKEN AIP, Language Information Access Technology Team

Memberships

  1. Apr 2023 – Present Association for Computational Linguistics (ACL)

researchmap updated: