Kuro's grandfather was called "Black Lightning" by his friends because, long ago, he beat a dragon in a race. One of those friends, an old dog called Grampy, predicts that the dragon will soon return. Hearing this, Kuro decides to take up the challenge!

Takeshi's backpack is filled with snacks. Tama, accompanied by Tora and Pochi, goes chasing after him and his classmates on their class outing. They cross railroad tracks and rivers, facing many dangers... Will Tama and the others ever find the snacks they seek?
I'm so full! Thank you for the treat!
!شبعت! شكرا على الوجبة
Jetzt bin ich voll. Das tat gut!
Estoy lleno.
Je suis plein ! Ça fait du bien.
Sono così pieno! Grazie!
Já estou de barriga cheia, obrigado!
Я напился! Спасибо за угощение!