Click the Tavern if you want to recruit some crews
Tavern is in the bottom right-side of your screen
There are 3 bars that you can recruit your crew:
The Partys Bar ( you will need the recruit proofs )
The Bink's Sake ( you will need the Advance Recruit Proofs )
The Rip-off Bar ( you will need the Advance Recruit Proofs)
you can acquire the recruit proofs in loots of story battle
you can acquire the advance recruit proofs in shop for 125 coupons / 125 diamonds or in Events
The Partys Bar
You can unlocked Partys Bar at Early Level
The Binks Sake
You can unlocked Binks Sake at Level 30
The Rip - off Bar
You can unlocked Rip - off bar at Level 60