Going off [0] where Okachimachi, Uguisudani, Nippori, Nishi-Nippori, Tabata, Sugamo, Otsuka, Mejiro, and Yoyogi are covered by the same lesson, I guess they must be?
There are multiple independent wiki sites on Japanese WWW documenting these things including historical changes and standard protocols as observed, for obvious reasons, in case anyone needs some data...
[0] https://www.youtube.com/watch?v=LNs2Ka0C_w4