Escape Route That's Flush With the Floor
This page is the CodyCross answer for the clue below from Welcome to Japan, Group 571, Puzzle 1 (Sushi and Sashimi).
Question
Escape Route That's Flush With the Floor
Answer
TRAPDOOR
Word Meaning:
TRAPDOOR — A hinged or sliding door set into a floor or ceiling.
Definitions from Wiktionary.