Akira is probably the most famous anime ever. It introduced a generation to the world of Japanese animation and showed western cultures that animation (which at the time was dominated by Disney movies) can
Being a great fan of comic books, I always loved the visual identities used for some famous characters. Most super-heroes logos are like a incorporation of many aspects of the characters and their superpowers. I always liked Hulk logo as everytime I look at it I always remember his famous quote "Hulk Smash".