A new special mini corner airing after the rebroadcast version of TV series.

Short episodes with super-deformed characters posted on the official Twitter account.

A photo was sent to Kuromi. It was a photo of her sister Romina, who had gone missing. Kuromi is desperate to see her sister again! Will she be able to find Romina? (Source: Kuromi's Pretty Journey Website)

Similar to the Gunbuster! Science Lesson these are short omake bonus features bundled on the Blu-ray Box Complete Edition of the Top wo Nerae 2! Diebuster. Each short lasts around three minutes, and features super deformed versions of Nono, Lal`C Melk Mark and the Dix-Neuf explaining the various scientific aspects of the series.