The English name Taiyo is a derivative of Taiyou.
Taiyou is uncommon as a baby name for boys. It is not in the top 1000 names.
Baby names that sound like Taiyou include Taiyo (English), Taddy (English), Tadee, Tadey (Russian), Tadi (Albanian), Tadie, Tady, Taha (Arabic), Tahee, Tahey, Taho (English), Tahoe (English), Tahu, Tahy, Tammo (Frisian and German), Tanno (Ghanaian), Tanny (English), Tau (African), Tawa, and Taywo.
† English pronunciation for Taiyou: T as in "tee (T.IY)" ; AY as in "side (S.AY.D)" ; Y as in "you (Y.UW)" ; OW as in "oak (OW.K)"