Gou Takahashi is a Japanese voice actor and musician known for his work in anime, particularly in association with Sanrio productions and for his contributions to various anime theme songs. He is recognized for voicing the character Dear Daniel in the television series Hello Kitty's Animation Theater. Information about his career indicates that, in Japan, male Sanrio characters are frequently voiced by women, but Dear Daniel is an exception to this practice, having consistently been voiced by male actors, with Takahashi being one of them.

In addition to his voice acting role as Dear Daniel, Gou Takahashi has an extensive career as a music composer and arranger for anime. He has composed and arranged theme songs for several notable series. His credits include theme song composition and arrangement for the 2001 and 2021 versions of Shaman King, including the well-known opening theme "Over Soul". He also contributed theme song composition and arrangement for School Rumble, Shrine of the Morning Mist, and multiple entries in the Slayers franchise, such as Slayers Premium, Slayers Revolution, and Slayers Evolution-R. His other music credits include arranging the opening and ending themes for Gakuen Utopia Manabi Straight! and composing the music for the Hello Kitty series Ringo no Mori no Fantasy and Ringo no Mori to Parallel Town.

Takahashi's performance work extends beyond voice acting to include theme song performance; he performed the theme song for the television series Great Dangaioh. In a voice acting role outside of his work for Sanrio, he is credited with voicing the character Byredd in the 2016 anime series Show By Rock!!.