How to say "hub" in Japanese

• 中枢ちゅうすうJLPT N1approx.Common
  nounCovers the figurative sense: the central part of an organisation or system that directs the rest, as in a country's political centre or a company's decision-making core.
  東京とうきょうは今いまや世界せかい経済けいざいの中枢ちゅうすうだ。↗

  Tokyo is now a center of the world economy.
• ハブ
  nounThe borrowed word, used where English says hub in modern contexts such as an airline's transfer airport or a network device that links several machines together.
• 轂こしき
  nounThe concrete wheel part — the central block of a wheel that the spokes are set into, the piece English also calls the nave.
• テープスプール
  nounNames the reel that a tape winds onto, the piece of hardware called a hub in tape decks and cassettes rather than any centre of activity.
• 心髄しんずい
  nounPoints to the innermost core or nucleus of something — its very heart or essence — rather than a physical or organisational centre.

For an organisational or network centre use 中枢; 「ハブ」 is the borrowed everyday word, 轂 the wheel part, 「テープスプール」 a tape reel, and 心髄 the innermost core.

Usage comparisons are AI-assisted and cross-checked by multiple models; for study reference only

• 中枢ちゅうすうcentre
• ハブhub
• 轂こしきhub (of a wheel)
• テープスプールtape spool
• 心髄しんずいcentre