Dai Heiwa Kinen Tō, lit. The Great Peace Prayer Tower, is a cenotaph tower in Tondabayashi, Osaka, Japan. The official name of the cenotaph tower is literally Transcendence World war victims great cenotaph tower to pray Peace (Chōshūha Bankoku Sensō Giseisha irei dai heiwa kinen tō). The tower is 180 m in height, white in color, and built by the Church of Perfect Liberty in August 1970.
The cenotaph is designated for the souls of all war victims in history, regardless of race, ethnic group, sovereign state, border, region, religion, religious denomination and creed. The cenotaph is also used as a tomb for unidentified war victims. A ceremony and memorial service, where participants pray for world peace, is held annually on 1 August.