The 1953 Wakayama flood () was caused by heavy rain that resulted in landslides and flooding in the Kii Peninsula, Wakayama Prefecture in Japan around 18 July 1953. Collapse of the dikes occurred along many rivers, which caused flooding. It resulted in the death of 713 people and 411 people going missing.
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南紀豪雨 昭和28年 (1953年) 7月16日～7月25日 - 気象庁 南紀豪雨 1953年 (昭和28年) 7月16～25日 - NHK