Shoyu, Soy Sauce, Shouyu
noun
Soy sauce oil is soy sauce, or as it's called in Japanese, shoyu.
しょうゆ
This is a jukugo word that uses the on'yomi readings of the kanji. You should be able to read this on your own.
これは普通の醤油じゃなくて、最高の醤油だよ！
This isn’t normal soy sauce. This is supreme soy sauce!