部別 is read as ぶべつ (bubetsu) and means sorting.
ぶべつ
bubetsu
へやべつそうあたり
rule prohibiting match-ups between wrestlers from the same stable
がいぶしきべつし
external identifier
こべつぶひん
discrete component
とくべつそうさほんぶ
special investigation headquarter
ひさべつぶらくみん
burakumin (modern-day descendants of Japan's feudal outcast group)
ぶちょう
head (chief, director) of a section or department
ぶぶん
portion
ぶひん
parts
ぶか
subordinate person
へや
stable
ぶしゅ
radical (of a kanji character)
ぶかい
section meeting