Where: Japan · Asia · approx. 34.58, 135.46 (vicinity only)
Why this spot: Medieval free trade city ('Venice of Japan', namban and Ming trade); port silted after the 1704 Yamato River diversion; wooden lighthouse served 1877-1968
What turns up: sea glass and shard scatter on basin steps, lighthouse and mural views
Access: Gray area.
Public bayside promenade with stepped seawall; the lighthouse is a nationally designated historic site, strictly hands off, and any buried artifact triggers the Cultural Properties Protection Law reporting duty
Open in Mudlark Map →
Satellite view, historic-map overlays, tide/flow context and field notes are in the app. Exact research detail is part of Pro.
Pins are approximate by design. This page is historical research, not permission to dig. Check ownership and local law first.