Joshua Juukulius's Careful Third Encyclopedia

Joshua Juukulius's Careful Third Encyclopedia (ヨシュア・ユークリウスの油断大敵慎重三百科) is a Toranoana shop exclusive limited edition short story that came with Volume 19.

Summary
This story covers backstory between Joshua Juukulius and his brother, Julius Juukulius.

Characters

 * Joshua Juukulius
 * Alviero Juukulius
 * Julius Juukulius