だもんで無銭イベやるんか
https://tagata-ds.com/news/2023/2023%e5%b9%b49%e6%9c%8824%e6%97%a5%e3%80%8ctds%e3%83%90%e3%82%a4%e3%82%af%e7%a5%ad%e3%82%8a2023autumn%e3%80%8d%e9%96%8b%e5%82%ac%ef%bc%81%ef%bc%81-2/