Chart correction 1441 — chart JP 1030
Chart JP 1030 [ previous update 802/25 ] WGS84 DATUM Insert breakwater, single firm line, joining: 42° 24´·56N., 140° 54´·10E. 42° 24´·85N., 140° 54´·00E.
Source: UKHO Admiralty Notices to Mariners
Reference information — always verify against official Notices to Mariners before navigation.