[3] The interior includes multilingual passenger information displays and security cameras.

In addition, these will be the first trainsets to be equipped with onboard data collection.

A total of 13 sets, 104 cars,[8] were built by Kinki Sharyo.

The 6500 series trainsets made their first trips in revenue service on 14 May 2022,[9] after stations' platforms on Mita Line and Meguro Line were extended to accommodate eight-car trainsets.

[11] On 7 October 2022, Kinki Sharyo announced that the 6500 series received the 2022 Good Design Award.