Chart correction N9/21 — chart 97311

97311 1Ed. 5/9/13 LAST NM N48/20 N9/21 Add Danger circle [K1] “Spoil Ground” 33°20.2′N 131°35.3′E (31(589)20 Tokyo)

Source: NGA U.S. Notice to Mariners · edition: 1Ed. 5/9/13

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