About

Hello, I am a Ph.D. student at Saruwatari & Saito Lab., Graduate school of Information Science and Technology, the University of Tokyo, Japan. My research primarily focuses on speech and language processing, including speech synthesis, voice conversion, speech enhancement, and source separation using deep generative models.

東京大学 大学院情報理工学系研究科 猿渡・齋藤研究室 博士後期課程学生の山内一輝です． 深層生成モデルを用いた音声合成・音声変換・音声強調・音源分離など、音声言語情報処理分野を中心に研究に取り組んでいます．

CV: cv_kazuki_yamauchi.pdf
Email (university): yamauchi-kazuki042 [at] g.ecc.u-tokyo.ac.jp
Email (personal): kyamauchi1023 [at] gmail.com
Address: Room #140, Engineering bldg. #6, 7-3-1 Hongo, Bunkyo-ku, Tokyo 113-8656, Japan

Research Interests

• Speech and Language Processing
• Speech Synthesis and Conversion
• Generative Audio Restoration and Separation
• Deep generative modeling

Education

• Apr. 2025 - Present
  Ph.D. Degree in Information Science and Technology, the University of Tokyo, Japan
  Department of Information Physics & Computing, Graduate School of Information Science and Technology
  (東京大学 大学院情報理工学系研究科 システム情報学専攻)
  Supervisor: Prof. Yuki Saito
• Apr. 2023 - Mar. 2025
  Master’s Degree in Information Science and Technology, the University of Tokyo, Japan
  Department of Creative Informatics, Graduate School of Information Science and Technology
  (東京大学 大学院情報理工学系研究科 創造情報学専攻)
  Supervisor: Prof. Hiroshi Saruwatari
• Apr. 2019 - Mar. 2023
  Bachelor’s Degree in Engineering, the University of Tokyo, Japan
  Department of Mathematical Engineering and Information Physics, Faculty of Engineering
  (東京大学 工学部 計数工学科)
• Apr. 2016 - Mar. 2019
  Aichi Prefectural Meiwa Senior High School
  (愛知県立明和高等学校)

Awards & Honours

• Mar. 2026
  🎉 2025 IPSJ SIG-SLP Best Student Paper Award (LY Corporation Award) / 2025年度 SLP研究会 企業賞 (LINEヤフー賞) [link]
  IPSJ SIG-SLP Committee / 情報処理学会 音声言語情報処理研究会

• Dec. 2024
  🎉 IEEE Signal Processsing Society Japan Student Conference Paper Award [link]
  IEEE Signal Processsing Society (SPS) Japan
• Jun. 2024
  🎉 Best Presentation Award / 優秀発表賞 [link]
  Sound Symposium / 音学シンポジウム
• Mar. 2024
  🎉 Ranked 1st in TTS (Acoustic+Vocoder) track [link]
  Interspeech2024 Speech Processing Using Discrete Speech Unit Challenge
• Mar. 2024
  🎉 Best Student Presentation Award / 学生優秀発表賞 [link]
  Acoustical Society of Japan, ASJ / 日本音響学会
• Mar. 2024
  🎉 Best Student Poster Award / 学生ポスター賞 [link]
  IEICE Speech Committee / 電子情報通信学会 音声研究会

Grants & Scholarships

• Apr. 2025 - Present
  Advanced AI Talent Development to Lead the Next-Generation Intelligent Society (BOOST NAIS)
  The University of Tokyo

Research and Work Experiences

• May 2026 - Present
  Google DeepMind Tokyo, Student Researcher Internship
  Researching at Google DeepMind Tokyo.
• Jul. 2025 - May 2026
  CyberAgent, Inc. AI Lab / 株式会社サイバーエージェント AI Lab, Research Internship
  Researched at the Audio team.
• Jun. 2024 - Mar. 2025
  RIKEN Guardian Robot Project / 理研ガーディアンロボットプロジェクト, Research Internship
  Researched at Knowledge Acquisition and Dialogue Research Team.
• Aug. 2023 - Sep. 2023
  NTT Human Informatics Laboratories / NTT人間情報研究所, Research Internship
  Researched on speaking style captioning.
• Apr. 2023 - Feb. 2026
  CoeFont Co.,Ltd. / 株式会社CoeFont, Part-Time AI Researcher
  Researching on speech processing.
• Jun. 2020 - Mar. 2024
  Nagase Brothers Inc. / 株式会社ナガセ, Part-Time AI Researcher & Engineer
  Worked on natural language processing and developed web application.

Volunteer Works:

• Oct. 2024 - Present
  Acoustical Society of Japan (ASJ) Students and Young Researchers Forum, member / 日本音響学会 学生・若手フォーラム 幹事会員

Misc.

• Apr. 2024
  Invited to Google Research Talk, Google Tokyo, Japan
  Talked about our technical report for Interspeech2024 Speech Processing Using Discrete Speech Unit Challenge.