Yokosuka: Tomyodo cove, Uraga

BOTTLE DIGGING OPEN / LEGAL CONFIRMED

Where: Japan · Asia · approx. 35.23, 139.73 (vicinity only)

Why this spot: Below the 1648 Edo-period Tomyodo lighthouse at the mouth of Uraga port, where the shogunate inspected all Edo-bound shipping; Perry anchored off here in 1853

What turns up: sea glass, pottery shards, shell fragments

Access: Open / legal.

Public beach; collecting drift glass is normal, and the lighthouse mound itself is a marked historic site so leave anything dug-in alone

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.