Suginami Fudoki” by Yasuki Mori. Suginami Local History Association
HamadayamaThis area, on the north side of the Kanda River, is Hamadayama. The name Hamadayama comes from Yahei Hamadaya, a merchant in Naito Shinjuku during the Edo period. Hamadaya seems to have had a forest of pine trees an...