Your spacing tools are: 5B, 2B, 4C, 3C and J.C, use these to make your opponent's approach far more difficult. Agito is also a good tool for air approach and stuffs most Anti-airs.
In terms of pressure, you got 5A, 2A, 2B, Gurren, Renka, 5B.
If you want more info on them, refer to his frame data page or this lovely write up by Spark:
http://www.dustloop.com/forums/showthread.php?18022-CP-Hakumen-General-Info
It also depends on who you're fighting against