A new special episode that was distributed to those who purchase all three Blu-ray box sets of Sayonara Zetsubou Sensei series on January 31, 2012.
Complete list of all 1 episodes with details
1 related entries in the franchise
My Hero Academia
One-Punch Man
ONE PIECE
Naruto
My Hero Academia Season 2
Assassination Classroom
Mob Psycho 100
Naruto: Shippuden
