ZOZO RESEARCH hosts the following datasets collected from our web services, e.g., ZOZOTOWN and WEAR. 大学など公共の研究機関・研究者が研究目的で利用できるよう、ZOZOTOWN・WEARなどから取得されたデータを公開します Index Open Bandit Dataset Open Bandit Dataset is a public real-world logged bandit feedback data. The dataset is provided by ZOZO, Inc., the largest Japanese fashion e-commerce company with over 5 billion USD market capitalization (as of