At this time every year, Tama and the others are confronted by their old enemies - koinobori - carp windsocks. This year, Tama and friends come up with a plan to finally defeat them, and challenge the Okamoto family's koinobori to battle!

Tora goes to the park where Tama and the others are playing, bearing huge news - Bull has grown bigger than a human. Shocked, Tama and the others go to see Bull and they find...
Yesterday, there wasn't 
any sign of them at all.
.لم يكن لهم أثر يوم أمس
Bis gestern hatten sie sich versteckt!
No apareció hasta ayer.
No apareció hasta ayer.
Elles étaient pourtant pas là, hier.
Ieri non ce n'era traccia.
Não havia nem sinal dele até ontem.
А ведь ещё вчера ничего не было.