A part
番
Shown as a part of 4 words so far, read one way.
ばん 4 words
- 留守番るすばんcare-taking, caretaker, house-watching
留守番 · here “watch”
- 番組ばんぐみbroadcast program
番組 · here “turn”
- 順番じゅんばんturn (in line), order of things
順番 · here “numerical order”
- 一番いちばんbest (most), first, number one
一番 · here “turn”
Also written with 番
These words contain the character in their spelling but show no breakdown that names it, so nothing is claimed about its role in them.