Not sure if this is up to date, but you can only get 480 at the moment, including merits.
Koga Kyahan +2 - 15
Ninjutsu Torque - 7
Astute Cape - 5
Cimmerian Sash - 5
Ninja Hatsuburi (+1) - 5
Stealth Earring - 5
Ninjutsu Earring - 3
Antica Ring - 2
Not sure if this is up to date, but you can only get 480 at the moment, including merits.
Koga Kyahan +2 - 15
Ninjutsu Torque - 7
Astute Cape - 5
Cimmerian Sash - 5
Ninja Hatsuburi (+1) - 5
Stealth Earring - 5
Ninjutsu Earring - 3
Antica Ring - 2