So far, nothing on the scanners. The tunnel was definitely getting smaller though and Inui pressed his hands out to roughly measure the difference in cave width from when they started. A 70% decrease so far.

Inui's foot was the first to slip, down a sudden drop in the ground and he caught himself before he went falling. "There is a sudden drop of... appromixately 94 cm," he said, lowering one leg down, before hopping down. He held a hand out to the others to help them down. "Mind your head, Renji."