The statue of Tosuke HIRATA, built in Kudanzaka Ushigafuchi in 1921 while he was still alive, was created by the sculptor Taketaro SHINKAI, and the base of the statue was designed by the architect Chuta ITO, who was Tosuke Hirata's nephew (a child of his older brother Yorisuke).
生前の大正10年（1921年）、九段坂牛ヶ淵に建てられた平田東助像は、彫刻家新海竹太郎が制作し、甥（兄・祐順の子）で建築家の伊東忠太が台座を設計したものである。