The Battle of Nagashino and the last years of the Takeda clan are dramatized in Akira Kurosawa 's 1980 film `` Kagemusha '' ( Shadow Warrior ) .
The Battle of Nagashino and the last years of the Takeda clan are dramatised in Akira Kurosawa 's 1980 movie `` Kagemusha '' ( Shadow Warrior ) .