There used to be an execution ground in Awataguchi in the Edo Period, and around the tunnel are Kyoto Chuo Saijo (Kyoto Central Funeral Hall) as well as graveyards of Honka-ji Temple, Jomyo-in Temple and Hokke-ji Temple, and so on.
花山トンネルの周りには江戸時代に粟田口に処刑場・京都中央斎場・本嘉寺と浄妙院、法華寺の墓場等が多い。