# Kazuma Yamasaki (山﨑 和真) Research Profile

Kazuma Yamasaki is a Ph.D. student in the Software Engineering Laboratory at Nara Institute of Science and Technology (NAIST), Japan.

His research is in software engineering, with emphasis on AI coding agents, large language models for software tasks, software libraries, breaking changes, migration guides, vulnerability detection, and mining software repositories.

For citation and research discovery, this site exposes machine-readable publication metadata as BibTeX, JSON, Markdown, and JSON-LD.

## Identity

- Name: Kazuma Yamasaki
- Japanese name: 山﨑 和真
- Affiliation: Nara Institute of Science and Technology (NAIST)
- Laboratory: Software Engineering Laboratory
- Role: Ph.D. Student
- Email: yamasaki.kazuma.yj9@naist.ac.jp
- ORCID: https://orcid.org/0009-0001-2657-8682
- Google Scholar: https://scholar.google.co.jp/citations?user=BpMVjB8AAAAJ&hl=ja
- GitHub: https://github.com/hietan
- LinkedIn: https://www.linkedin.com/in/kazumayamasaki/

## Research Keywords

- software engineering
- mining software repositories
- AI coding agents
- large language models
- LLM
- software library
- breaking change
- migration guide
- vulnerability detection
- Log4j
- AI-oriented programming language
- AIoPL

## Machine-Readable Resources

- [LLM guide](https://hietan.com/llms.txt): A short guide for AI assistants and crawlers.
- [Research profile Markdown](https://hietan.com/research.md): A Markdown profile with research summary and paper list.
- [Publication BibTeX](https://hietan.com/publications.bib): BibTeX entries for peer-reviewed papers.
- [Publication JSON](https://hietan.com/publications.json): Structured publication metadata for tools and AI systems.

## Peer-Reviewed Papers

### How Do Developers Use Migration Guides? A Case Study of Log4j
- Authors: Takahiro Monno; Kazumasa Shimari; Tetsuya Kanda; Kazuma Yamasaki; Kenichi Matsumoto
- Venue: The 30th International Conference on Evaluation and Assessment in Software Engineering (EASE 2026)
- Date: 2026-06
- Citation key: monno2026how
- Citation: T. Monno, K. Shimari, T. Kanda, K. Yamasaki, and K. Matsumoto, "How Do Developers Use Migration Guides? A Case Study of Log4j", in Proc. 30th Int. Conf. Evaluation and Assessment in Software Engineering (EASE), Glasgow, Scotland, UK, Jun., 2026, to appear.
- Tags: peer_reviewed, international, ease, core_a

### Who Writes the Docs in SE 3.0? Agent vs. Human Documentation Pull Requests
- Authors: Kazuma Yamasaki; Ayobami Joshua; Tasha Settewong; Mahmoud Alfadel; Kazumasa Shimari; Kenichi Matsumoto
- Venue: 2026 IEEE/ACM 23rd International Conference on Mining Software Repositories (MSR 2026)
- Date: 2026-04
- Citation key: yamasaki2026who
- Citation: K. Yamasaki, A. Joshua, T. Settewong, M. Alfadel, K. Shimari, and K. Matsumoto, "Who Writes the Docs in SE 3.0? Agent vs. Human Documentation Pull Requests", in Proc. 23rd IEEE/ACM Int. Conf. Mining Software Repositories (MSR), Rio de Janeiro, Brazil, Apr., 2026, doi: 10.1145/3793302.3793612.
- DOI: https://doi.org/10.1145/3793302.3793612
- URL: https://doi.org/10.1145/3793302.3793612
- Tags: first_author, peer_reviewed, international, msr, core_a

### How AI Coding Agents Communicate: A Study of Pull Request Description Characteristics and Human Review Responses
- Authors: Kan Watanabe; Rikuto Tsuchida; Takahiro Monno; Bin Huang; Kazuma Yamasaki; Youmei Fan; Kazumasa Shimari; Kenichi Matsumoto
- Venue: 2026 IEEE/ACM 23rd International Conference on Mining Software Repositories (MSR 2026)
- Date: 2026-04
- Citation key: watanabe2026how
- Citation: K. Watanabe, R. Tsuchida, T. Monno, B. Huang, K. Yamasaki, Y. Fan, K. Shimari, and K. Matsumoto, "How AI Coding Agents Communicate: A Study of Pull Request Description Characteristics and Human Review Responses", in Proc. 23rd IEEE/ACM Int. Conf. Mining Software Repositories (MSR), Rio de Janeiro, Brazil, Apr., 2026, to appear.
- URL: https://arxiv.org/abs/2602.17084
- Tags: peer_reviewed, international, msr, core_a

### Round Outcome Prediction in VALORANT Using Tactical Features from Video Analysis
- Authors: Nirai Hayakawa; Kazumasa Shimari; Kazuma Yamasaki; Hirotatsu Hoshikawa; Rikuto Tsuchida; Kenichi Matsumoto
- Venue: 2025 IEEE Conference on Games (CoG 2025)
- Date: 2025-08
- Citation key: hayakawa2025round
- Citation: N. Hayakawa, K. Shimari, K. Yamasaki, H. Hoshikawa, R. Tsuchida, and K. Matsumoto, "Round Outcome Prediction in VALORANT Using Tactical Features from Video Analysis", in Proc. 2025 IEEE Conf. Games (CoG), Lisbon, Portugal, Aug., 2025, doi: 10.1109/CoG64752.2025.11114177.
- DOI: https://doi.org/10.1109/CoG64752.2025.11114177
- URL: https://doi.org/10.1109/CoG64752.2025.11114177
- Tags: peer_reviewed, international, cog

### Mining for Lags in Updating Critical Security Threats: A Case Study of Log4j Library
- Authors: Hidetake Tanaka; Kazuma Yamasaki; Momoka Hirose; Takashi Nakano; Youmei Fan; Kazumasa Shimari; Raula Gaikovina Kula; Kenichi Matsumoto
- Venue: 2025 IEEE/ACM 22nd International Conference on Mining Software Repositories (MSR 2025)
- Date: 2025-04
- Pages: 319--323
- Citation key: tanaka2025mining
- Citation: H. Tanaka, K. Yamasaki, M. Hirose, T. Nakano, Y. Fan, K. Shimari, R. G. Kula, and K. Matsumoto, "Mining for Lags in Updating Critical Security Threats: A Case Study of Log4j Library", in Proc. 22nd IEEE/ACM Int. Conf. Mining Software Repositories (MSR), Ottawa, ON, Canada, Apr., 2025, pp. 319-323, doi: 10.1109/MSR66628.2025.00058.
- DOI: https://doi.org/10.1109/MSR66628.2025.00058
- URL: https://doi.org/10.1109/MSR66628.2025.00058
- Tags: peer_reviewed, international, msr, core_a