Koni and bakoni and batlou are the same things. bakoni ba tlou came from north africa. mabotja is a synonyms of batlou and recently most peoples are use it as a surname like my name are teboni tlou mokoni mabotja.
Batlou are the kings for the past era ago and they where controlled western eastern south north (transvaal and northern cape and mpumalanga lightenburg)
The boer where destroyed elders kingship by forced. some news you goner google it so that we are busy writing books mabotja tlou bana ba johannes tlou kingship.
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