Etymology and distribution of 唯.

Tada 【唯】^{レベル3
About 200}  The Japanese surnames etymology dictionary.

Shiga-ken , Kumamoto-ken , Miyazaki-ken .

① Origin of Shiga-ken Higashioumi-shi out town (old: village). A place name with a record since the Edo period. It is distributed in the same place.

② Topography . From the outside village. From the Kamimura gate of the gate division system that was in the Edo period. An example of the location of the gate. Kagoshima-ken Ibusuki-shi Twelve Town Yanagida, Miyazaki-ken Nishimorokata-gun Takaharu-chou Kamuda .

Yui 【唯】^{レベル3
About 200}  The Japanese surnames etymology dictionary.

唯タダ参照。