Chibita's had enough of the sextuplets ripping him off and kidnaps Karamatsu, demanding a ransom for his return... And Jyushimatsu takes Ichimatsu to Professor Dekapan to try to see if they can get a cat to talk so Ichimatsu can have a friend.
It's a waste of effort.
.إنه تضييع مجهود وحسب
Es ist die Mühe nicht wert.
No vale la pena el esfuerzo.
No vale la pena el esfuerzo.
Ça n’en vaut pas l’effort.
Non ne vale la pena.
Não vale o esforço.