I think [@TheWindel] started us off good, so I'll copy her. Haha. 

Keiji's character relations:

Fumihana Sorano: "Holy crap, what kind of batteries is this chick using?" 

Jack Whitestone: "Not much not to like about this guy. It's not often you see rich kids who manage to [i]not[/i] be spoiled."

Soga Emishiro: "Nobody fucks with the white mage!"

Shuro Murota: "She's pretty fun... wait, she thinks I have a WHAT!?" 

Kon Yayoi: "Man, I really relate to that whole 'not living up to expectations' thing. But let's prove 'em wrong together!" 

Fujiwara Isana: "She's super-responsible. Probably make a good mom one day."

Hayato Arashi: "Is it really okay to let a youkai be a hunter?" 

Yamamura Seishiro: "History aside, that guy's powers creep me out."