[1] They took the title of largest container ships from Madrid Maersk (20,568 TEU).

In April 2015 Samsung Heavy Industries announced it had received an order from OOCL to build six container ships of 21,100 TEU for a total cost of 950 million USD.

[3] On 18 October 2017 the OOCL Japan suffered a mechanical failure while traversing the Suez Canal, causing the ship to run aground.

She was quickly pulled free by tugs and was able to continue her maiden voyage to Europe.

On 6 June 2018 the OOCL Japan again suffered a steering failure while in the Suez Canal.