On Friday, 6th August one engine was shut down in flight NRT-FRA / flight LH711, registration D-AIMB.
http://avherald.com/h?article=42f53033&opt=0
In consequence the flights FRA-NRT on Saturday and Sunday are delayed by 2h, resp. 4h, because flights are being operated by the only other remaining LH A380 D-AIMA.