Proper noun
Matsubara (plural Matsubaras)
A surname from Japanese.
Similarly, in Thermal quantum field theory a compactification of the euclidean time dimension leads to the Matsubara frequencies and thus to a discretized thermal energy spectrum. Source: Internet
He is said to have ruled from the palace of Shibagaki at Tajihi in Kawachi (present-day Matsubara, Osaka ); and he is said to have died peacefully in his palace. Source: Internet