Yakkun Sakurazuka (real name Yasuo Saitou) passed away on October 5, 2013 in a car accident. He was 37 years old at the time of his passing.

His anime credits include Takuto Kira in Full Moon o Sagashite, Ryosuke Sakakura in Zettai Shonen, Raiden Hijikata in Inazuma Eleven, Raiden Hijikata in Eyeshield 21, and Satan Onizuka in Detective Conan.

Source: ANN