>>63367925Let's go down the list:
Mori - Strong candidate
Kiara - Weak body riddled with pain
Gura - Small and socially awkward
Ame - Prone to anger and also socially awkward
Ina - Lazy
Fauna - Socially awkward
Kronii - Abrasive but otherwise suitable for the job
Bae - Disqualified
IRyS - Too much of a princess
Mumei - Poor health and socially awkward
Fuwawa - Kinda dumb
Mococo - Kinda dumb
Bijou - Small but otherwise suitable for the job
Shiori - Too autistic
Nerissa - Suitable
Based on this Mori would be the best tavern maid.