If there is proof of possession at two different times, possession is presumed to have been continuous throughout the intermediate time.
Civil Act — Article 198 (Presumption of continuation of possession)
민법 제198조
For AI agents and developers — get this article as JSON, with the English and current Korean effective dates and an outdated-translation flag, from the korea-law API or as an MCP tool:
https://mcp.apify.com?tools=kr-data/korea-law