Legend of the Phantom Heroes

ファントム勇者伝説

Also known as Phantom Yuusha Densetsu, PHANTOM -ファントム勇者伝説- RETURN THE SKY

Yazawa, a Japanese pilot, suffers a crash in his Phantom jetfighter. After a six month recovery, his old friend from an airplane magazine wants him to investigate the appearance of a Phantom in an armed conflict in El Salvador. Yazawa's investigations makes him wind up in an international arms conspiracy. Based on a series of military fiction novels.