Kohsuke Kubota

Researcher, NTT DOCOMO, INC.

Joined

November 2024

Names

Kohsuke Kubota (Preferred)

Emails

****@keio.jp (Confirmed)

****@nttdocomo.com (Confirmed)

Personal Links

Career & Education History

Researcher

NTT DOCOMO, INC. (nttdocomo.com)

2018 – Present

PhD student

Graduate School of Economics, Keio University (keio.jp)

2022 – 2025

Advisors, Relations & Conflicts

Coauthor

Takumi Hattori

2024 – Present

Coauthor

Shonosuke Sugasawa

2024 – Present

PhD Advisor

TAKAHIRO HOSHINO

2022 – Present

Coauthor

Keiichi Ochiai

2020 – Present

Expertise

Bayesian statistics

2023 – Present

Causal inference

2022 – Present

Marketing science

2022 – Present

Deep Learning

2020 – Present

Publications

Impact of lottery promotion wins and losses: evidence from a promotion in a mobile payment service
Kohsuke Kubota, TAKAHIRO HOSHINO
- Asia Pacific Journal of Marketing and Logistics, 2025
- Readers: Everyone
Multiple Treatments Causal Effects Estimation with Task Embeddings and Balanced Representation Learning
Yuki Murakami, Takumi Hattori, Kohsuke Kubota
- arXiv
- Readers: Everyone
Causal Inference under Threshold Manipulation: Bayesian Mixture Modeling and Heterogeneous Treatment Effects
Kohsuke Kubota, Shonosuke Sugasawa
- arXiv
- Readers: Everyone
Bayesian Time-Varying Meta-Analysis via Hierarchical Mean-Variance Random-effects Models
Kohsuke Kubota, Shonosuke Sugasawa, Keiichi Ochiai, TAKAHIRO HOSHINO
- Japanese Journal of Statistics and Data Science, 2025
- Readers: Everyone
Wald-Difference-in-Differences Estimation without Individual-Level Treatment Data
Takumi Hattori, Kohsuke Kubota, Keiichi Ochiai
- AAAI 2025 Workshop AICT Oral
- Readers: Everyone
Stay Ahead of the Competition: An Approach for Churn Prediction by Leveraging Competitive Service App Usage Logs
Hisao Katsumi, Kohsuke Kubota, Wataru Yamada, Keiichi Ochiai
- UbiComp/ISWC Adjunct 2023
- Readers: Everyone
Content-based Stock Recommendation Using Smartphone Data
Kohsuke Kubota, Hiroyuki Sato, Wataru Yamada, Keiichi Ochiai, Hiroshi Kawakami
- J. Inf. Process. 2022
- Readers: Everyone

Kohsuke Kubota

Names

Emails

Personal Links

Career & Education History

Advisors, Relations & Conflicts

Expertise

Publications

Impact of lottery promotion wins and losses: evidence from a promotion in a mobile payment service

Multiple Treatments Causal Effects Estimation with Task Embeddings and Balanced Representation Learning

Causal Inference under Threshold Manipulation: Bayesian Mixture Modeling and Heterogeneous Treatment Effects

Bayesian Time-Varying Meta-Analysis via Hierarchical Mean-Variance Random-effects Models

Wald-Difference-in-Differences Estimation without Individual-Level Treatment Data

Stay Ahead of the Competition: An Approach for Churn Prediction by Leveraging Competitive Service App Usage Logs

Content-based Stock Recommendation Using Smartphone Data

Co-Authors