Andreev, Naiden (アンドレーフ, ナイデン)
Bulgaria / 1945 Sofia ~
Who Met The Spring / musical /
The Last Single Man / musical /
Chess War / musical /
Sofia, Only Sofia / musical / 1980
The Golden Age / rock opera / 1984
Flight GB / musical / 1985
Dearer Than Gold and Pearls / opera buffa / 1987
Rehearsal Before the Concert / musical / 1987