Mihiro finds a piece of paper in the student council room with some odd scribbles that might be handwriting. Kaoruko thinks it must be a riddle that Kouki devised for an upcoming story in his manga, and sets about trying to decipher it!
which I calculated based on
the orbital period of Saturn,
قمت بحسابها وفق الدور المداري لزُحل
welche ich basierend auf der Umlaufbahn
des Saturns kalkuliert habe.
a base del periodo de
 revolución de Saturno,
en base al periodo
de revolución de Saturno,
calcolato in base
al periodo di rivoluzione di Saturno
que eu obtive me baseando 
no período orbital de Saturno,