See to not build every homes under this aim.It was advice the dozen before so households of Aneyoshi heeded, and their homes emerged safe from a mess with the aim of flattened low-lying communities elsewhere and killed thousands along Japans northeastern coast.Hundreds of such markers dot the coastline, a few new than 600 years old. Collectively they form a crude cautioning routine used for Japan, whose lengthy coasts along main fault outline come up with made it a constant target of earthquakes and tsunamis on the centuries.The markers dont all indicate anywhere its safe to build. a few simply shelf — before stood, washed away by the tsunami — since on a daily basis reminders of the gamble.