Surname Taichu (Taichu 
, 太初 ) , in all the world, is quite a rare family name. The family name Taichu is habitual in Japan, where it is a rare surname, Spain, where it is a very rare surname, and India, where it is an extremely rare surname. Measured by absolute frequency, this name is the most popular in Japan, India, and China. More prevalently, Taichu is the forename as well as the last name.