Takeshi Kusao
From Dragon Ball Encyclopedia, the ''Dragon Ball'' wiki
Takeshi Kusao (草尾 毅, Kusao Takeshi) (born on November 20, 1965 in Saitama, Saitama Prefecture, Japan) is a Japanese voice actor who works for Aoni Production.
He is best known as the voices of Kid Trunks and Future Trunks in the Japanese dub of Dragon Ball Z.