Chart correction 1099 — chart JP 1221
Chart JP 1221 [ previous update 1451/23 ] WGS84 DATUM Insert the accompanying block, centred on: 31° 23´·0N., 130° 39´·4E. Wk10/24 II 2.31
Source: UKHO Admiralty Notices to Mariners
Reference information — always verify against official Notices to Mariners before navigation.