Himo
the rope which connects the two handles of some nunchachu.
Ana
the hole on the kontoh of each handle for the himo to pass through, only nunchaku that are connected by himo have an ana.
Kusari
the chain which connects the two handles of some nunchaku.
Kontoh
the top of each handle is called the kontoh and if there is a hole for rope to go through that is called the ana.
Jukon-bu
the upper area of the handle.
Chukon-bu
the center part of the handle.
Kikon-bu
the lower part of the handle.
Kontei
the bottom of the handles.
The instructions use the Japanese.