Great Lakes Bantu languages

The Great Lakes Bantu languages, also known as Lacustrine Bantu and Bantu zone J, are a group of Bantu languages of East Africa. They were recognized as a group by the "Tervuren" team, who posited them as an additional zone (zone J) to Guthrie's largely geographic classification of Bantu. By 500BC, proto-Great Lakes Bantu speakers initially settled between Lakes kivu and rweru in rwanda, before rapidly spreading as far east as kenya.
Languages.
The languages are, according to Bastin, Coupez, & Mann (1999), with Sumbwa added per Nurse (2003):
The codes in parentheses are Guthrie's original geographic classification. Maho (2009) adds Yaka. Kobo was recognized later. It's said to be about equidistant between Nande and Hunde, so it's not clear where it should be in the tree above.