Straight up - you can miss the student - his main ability is an (all) which means with a melee crew you might get 1 or 2 uses...
Second, Misaki is a bit meh without a good hand. adding a convict gunsliger is a must though!
At 25SS i run 2 Ronin, Convict, Taelor, 2 SS.
Lots of hitting power and durability