two ken (approx. 3.6m)
Traditional Japanese unit of length; one ken is about 1.818 meters, so two ken is roughly 3.6 meters. Used in contexts like room dimensions or architectural measurements.
See also: 間 (けん)
This room is two ken wide.
一間 (いっけん) is one ken; 二間 is two ken. 間 is the base unit.
Compound of 二 (two) and 間 (ken, a traditional Japanese unit of length).