• Suurim sügavus: 3669 m Keskkonnaprobleemid • 1960 aasta kiire majanduskasv ja rasketööstuse koondumine piki Jaapani rannikualasid põhjustasid veereostuse. • Õlireostus on suur probleem suurtel laeva teedel. Kasutatud allikad • http://translate.google.ee/translate? hl=et&sl=en&u=http://en.wikipedia.org/wiki/Sea_of_Japan&ei=PQxoS5_PH8b5- Abp4dDKCQ&sa=X&oi=translate&ct=result&resnum=5&ved=0CBsQ7gEwBA&prev=/ search%3Fq%3DSea%2Bof%2BJapan%26hl%3Det%26lr%3D%26client%3Dfirefox-a %26rls%3Dorg.mozilla:et:official%26sa%3DG • http://translate.google.ee/translate? hl=et&sl=en&u=http://www.eoearth.org/article/Sea_of_Japan_large_marine_ecosystem&ei=sH56 S6DrEI3Z- Qa9oO1W&sa=X&oi=translate&ct=result&resnum=1&ved=0CAcQ7gEwADgK&prev=/search %3Fq%3DJapanese%2Bmarine%2Benvironment%2Bissues%26hl%3Det%26client%3Dfirefox-a %26rls%3Dorg.mozilla:et:official%26hs%3DRJ1%26sa%3DN%26start%3D10
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