こう
かか
None
You run your fingers along the words of a paragraph. You are learning about the law because you plan to arrest somebody.
Who do you want to arrest? You want to arrest こういち. Even though he's started wars, created a religion, and trapped a child in a cavity, it's going to be tricky to arrest him because he's the emperor now.
Currently there are no similar looking kanji which exist in the WaniKani learning system