Chart correction 3148 — chart JP 1197

Chart JP 1197 [ previous update 4553/22 ] WGS84 DATUM Insert the accompanying block , centred on: 37° 58´ 02"N., 139° 04´ 17"E.

Source: UKHO Admiralty Notices to Mariners

Reference information — always verify against official Notices to Mariners before navigation.