Where does “tofu” come from?

tofu (Portuguese) comes from Japanese 豆腐, from Middle Chinese 豆腐.

tofu (Portuguese): tofu

Definitions

Step	Language	Word	Meaning
1	Japanese	豆腐	tofu, bean curd; tofu, an empty rectangle...
2	Middle Chinese	豆腐	—

tofu — Etymology, Origin & Word History | Etymology Explorer