“belt / zone” in Japanese is 帯, read tai, o (たい, お). It is a Grade 4 Kyōiku kanji, taught in year 4 of Japanese elementary school, and appears in words such as 地帯 (zone / area).
What does 帯 mean?
きものの帯をしめる。
Same sound, different character — the classic trap. Compare them side by side: