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Globally, Taniguchi (タニグチ , Taniguchi , 朋子 ) is a rare mostly masculine, but seldom female first name. The first name Taniguchi is characteristic of Eastern Asia, particularly China, where it is a very rare dominantly male, but uncommonly girly name, and Japan, where it is a very rare male name. Much less frequently, Taniguchi is the last name as well as the forename.
Taniguchi is also a name for the fictitious and mythical characters: .