Complex sentence: He is best known for playing "Crazy Keung" in "Infernal Affairs", as well as playing the role of'Itsuki Tachibana' in "Initial D", which was a bit ironic as the character was almost half his real age.
Split into simpler sentences: He is best known for playing "Crazy Keung" in "Infernal Affairs". He also played'Itsuki Tachibana' in "Initial D", which was ironic as the character was almost half his real age.