Komugi and the others go outside for a walk and shopping despite the extreme heat and nearly collapse before finally taking shelter at Satoru’s house. But not long after they decide to go back outside, a Garugaru appears.
It's to store heat and limit sweating.
‫وذلك لتخزين الحرارة والحد من التعرق.
So speichern sie die Hitze
und müssen nicht schwitzen,
Así acumulan calor y evitan sudar.
Así acumulan calor y evitan sudar.
Ça lui évite de suer à forte dose,
Li aiuta a trattenere calore
e ridurre la sudorazione.
É para armazenar calor
e limitar a transpiração.
Это позволяет им меньше потеть.