Found this chain while walking around, featuring charcoal roasted coffee and pictures of siphon coffee on the front window. Traditional, second-wave coffee.
The coffee is darkly roasted, and costs more than the toast IIRC. I didn’t like it; I won’t go back.
Kohikan
1-10, Taito 4-Chōme
Taito, Tokyo
Japan 110-0016
Betsubara-san 