I would rank it like this
1. Sakaki: always seems to have kenichi's best interests at heart and they are always looking out for each other.
2. Shigure: call me crazy but there's just a subtleness to their relationship that makes me think there very close although she hasn't had much screen time...
I think to many people translate the master, expert and disciple classes into power levels. I believe its far more of a persons state of being.
1. Disciple class: this is the level when you step into the world of true martial arts. Your still in the development stage and your strength while...