The four eight-car 10-300R series sets (10-310 to 10-360) were formed as shown below with six motored (M) cars and two trailer (T) cars, and car 1 at the Shinjuku end.

"xx" corresponds to the set number.

Cars 3 and 7 were each fitted with two lozenge-type pantographs, and car 5 had one.
The four eight-car 10-300R series sets (10-310 to 10-360) were formed as shown below with six motored (M) cars and two trailer (T) cars, and car 1 at the Shinjuku end.
"xx" corresponds to the set number.
Cars 3 and 7 were each fitted with two lozenge-type pantographs, and car 5 had one.
Toei 10-300 series