EASY (IER) KANJI - JLPT 3 KYUU

The 3 little marks to the left mean water and [] is 'every.' So every water comes from the ocean.

1) kai, 2) umi - sea, ocean

日本海 nihon kai - Japan Sea
北海道 hokkaidou - Hokkaido, the most northern big island of Japan
海岸 kai gan - beach, coast