Kita e.: Diamond Dust Drops Special  

Diamond Daydreams Special, Kita e: Diamond Dust Drops OVA, 北へ。 ～Diamond Dust Drops～ Special

A supplementary video (OVA) was included in the collection of Diamond Days Dreams, which follows up on the narrative of Kitano Sumo's character from the seventh episode. Additionally, it includes outtakes and errors from prior episodes.