Joshua Juukulius's Careful Fourth Encyclopedia

Joshua Juukulius's Careful Fourth Encyclopedia (ヨシュア・ユークリウスの油断大敵慎重四百科) is a Toranoana shop exclusive limited edition short story that came with Volume 20.

Characters

 * Joshua Juukulius
 * Julius Juukulius
 * Alviero Juukulius