The battle with Kai reveals secrets that the Nagatsukis would rather leave unknown.
The paper umbrella who 
killed his brother and sister...
...المظلّة الورقيّة الّذي قتلَ أخاه وأخته
Der Papierschirm,
der deine Geschwister umgebracht hat …
La sombrilla que asesinó a tus hermanos…
La sombrilla que asesinó a tus hermanos…
Celle à l’origine des agissements
Il responsabile dell'attivazione
A Sombrinha de Papel que
matou seu irmão e sua irmã...
Между прочим, условия появления зонта,