Giancarlo Castillo is an online guitar instructor and content creator specializing in anime guitar arrangements. With hundreds of thousands of views across YouTube and Instagram, he’s helped guitarists worldwide learn accurate, playable tabs for popular anime openings, endings, and soundtracks. All tabs are carefully transcribed by ear, performance-tested, and designed to be both faithful to the original recordings and practical for real players. Giancarlo teaches guitar online to adults of all levels, focusing on technique, tone, and musical confidence.