Counting from zero.

• zeruzero (also 'busa' = nothing/nil in casual use)
• rimweone
• kabiritwo
• gatatuthree
• kanefour
• gatanufive
• gatandatusix
• karindwiseven
• umunanieight
• icyendanine
• icumiten
• makumyabiritwenty (lit. 'two tens')
• mirongo itanufifty (lit. 'five tens')
• ijanaone hundred
• igihumbione thousand