Does Hashirama Need Food?

Obito was thus granted a body similar to a White Zetsu's, allowing him to survive without food or water, utilise Hashirama's Wood Release, and heal without using hand seals.

Can Hashirama survive without food?

With the genetic tissue transplanted into Madara and the artificial limbs for Obito each comprised of Hashirama's DNA, they both not only gained Hashirama's healing abilities, but also they no longer required any food or water to survive.

Does Hashirama have water?

Hashirama was proficient in all five basic nature transformations, along with Yin and Yang Release. He was most famous for his use of Wood Release, a combination of earth and water-natured chakra, creating wood and plants from the ground or his very being of various sizes and shapes that he manipulated to his purposes.