FOSS4G 2022 Japan Online 発表資料 https://osgeo.jp/events/foss4g-2022/foss4g-2022-japan-online
Google Slides https://docs.google.com/presentation/d/e/2PACX-1vT4YwXDfyVmZpiegipMOm4LEPDjyn2BZ_cKfoA9jO0xyBNa2frLjUFixeRt9rK0SkivuqDfM9fAkMfQ/pub?start=false&loop=false&delayms=3000