1. Structural Measures against Tsunamis;Ishiwatari,2012
2. Seven Years after Tsunami, Japanese Live Uneasily with Seawallshttps://www.reuters.com/article/us-japan-disaster-seawalls/seven-years-after-tsunami-japanese-live-uneasily-with-seawalls-idUSKCN1GL0DK
3. After the Tsunami: Japan’s Sea Walls–in Pictureshttps://www.theguardian.com/world/gallery/2018/mar/09/after-the-tsunami-japan-sea-walls-in-pictures
4. The Great Wall of Japanhttps://www.economist.com/asia/2014/06/14/the-great-wall-of-japan
5. Seawalls Offered Little Protection against Tsunami’s Crushing Waveshttps://www.nytimes.com/2011/03/14/world/asia/14seawalls.html