[1] Cars were 18 metres (59 ft 1 in) long and had three pairs of doors per side.

[1] Withdrawals commenced in 2000, with six end cars being resold to the Towada Kankō Electric Railway in Aomori Prefecture.

[1] While these three two-car sets retained the "7700 series" classification, they were renumbered 7701+7901 to 7703+7903, irrespective of their original car numbers.

[4] The cab end of former car DeHa 7702 is preserved inside the Maruzen Ikebukuro bookshop in Toshima, Tokyo.

Built in March 1966 as 7000 series car DeHa 7046, it was withdrawn in December 2015, and moved to the ground floor of the Maruzen Ikebukuro bookshop building in March 2017, while still under construction.