角ichi1 news1 nf06(kaku); 耳ichi1 news1 nf03(mimi); 刃先(hasaki)River and Water Resources Glossary (Infrastructure Development Institute Japan) ; 稜角River and Water Resources Glossary (Infrastructure Development Institute Japan)
エッジ(A relationship between two functions where one (caller) is calling the other (callee), ejji); 端(The boundary of a physical or rendered object, such as a display screen or window, はした)
