Complex sentence: Kouchak performed his interpretation of "Sakura" for Emperor Akihito at London's Japanese festival in 1991 and again at the Kobe earthquake charity event in 1995.
Split into simpler sentences: Kouchak performed his interpretation of "Sakura" for Emperor Akihito at London's Japanese festival in 1991. He also performed this at the Kobe earthquake charity event in 1995.