Chart correction N15/20 — chart 97293
97293 2Ed. 6/2/11 LAST NM N14/20 N15/20 Delete Dashed line (marine farm area limit) between 34°10′52″N 132°33′46″E 34°10′32″N 132°33′52″E Substitute V-AIS, ball topmark [S18.5] for buoy “No 9” 33°52′43″N 132°35′43″E Add Dashed line (marine farm area limit) [K48.1] joining 34°10′52″N 132°33′46″E 34°10′56″N 132°33′54″E 34°10′37″N 132°34′01″E 34°10′32″N 132°33′52″E and add blue tint to area between exiting marine farm and above line (44(756)18, 49(854)18 Tokyo; JPN CH W1109)
Source: NGA U.S. Notice to Mariners · edition: 2Ed. 6/2/11
Reference information — always verify against official Notices to Mariners before navigation.