Your nose isn't the first thing people see about your face, it's the latter. They see your eyes THEN your nose, then your mouth, in order going down. Just label them A B and C and you'll never forget!
If you don't have any cereal you have to eat your B breakfast option. Oats (おつ). You don't hate oats, but they're definitely not your first choice.
Currently there are no similar looking kanji which exist in the WaniKani learning system