Chart correction 23/20 — chart 97021

97021 8Ed. 2/12/11 LAST NM 21/20 23/20 Delete Light flare symbol 35°06.5′N 139°48.7′E Add Submarine cable [L30.1] joining 35°11.3′N 139°36.8′E 35°08.8′N 139°31.7′E 35°00.9′N 139°26.8′E 34°52.4′N 139°28.5′E 34°44.3′N 139°36.2′E 34°39.0′N 139°48.0′E 34°30.0′N 139°53.5′E 34°21.4′N 139°53.2′E 34°18.4′N 139°48.8′E 33°58.3′N 139°43.8′E 33°49.7′N 139°47.9′E 33°45.9′N 139°54.7′E 33°27.7′N 139°58.6′E 33°10.4′N 139°53.8′E 33°08.1′N 139°48.0′E (13(494), 50(1831)10, 50(872), 51(895)18 Tokyo)

Source: NGA U.S. Notice to Mariners · edition: 8Ed. 2/12/11

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