Kouki--a stream of light flowing deep underground, the font of all life. When a man ignorant of its effects on the living meddles with it, the mushi-shi must act before there are unintended consequences.
It looks pretty heavy.
تبدو ثقيلة
Sieht ziemlich schwer aus.
Veo que tienes mucho.
Ta jarre a l’air 
bien lourde.
Sembra piuttosto pesante.
Parece bem pesado.