Myfirst publisher decided not to include a list of characters. There is a full list, for the whole novel here:   http://www.ama.africatoday.com/characters.htm
This list covers just the first chapter:

AFRICA

FAMILY

Ama

the heroine, known as Nandzi in the earlier part of the story;  

later known as Pamela, as Ana das Minas and as “One-Eye”

Nandzi

see Ama

Pamela

see Ama

Ana das Minas

see Ama

“One-Eye”

see Ama

Nowu

Nandzi's four year old brother, son of Tabitsha and Tigen

Tabitsha

Nandzi's mother, Tigen's junior wife

Tigen

Nandzi's father, Tabitsha's husband

Sekwadzim

Tabitsha's father, Nandzi's maternal grandfather

Kwadi

Tabitsha's youngest baby

Satila

Nandzi's betrothed

Itsho

Nandzi's favourite lover

Lati

Nandzi's second lover

Bato

Tigen's senior wife

YENDI (Dagomba capital)

Abdulai

commander of the Bedagbam slave raiders

Issaka

Bedagbam slave raider

Damba

Bedagbam slave raider