noun
keiretsu transaction; intragroup deal; affiliated-company transaction
Refers to business dealings within a keiretsu (corporate group), such as between a parent company and its subsidiaries or among affiliated firms. Common in economic and business contexts.
系列取引の拡大により、グループ全体の収益が改善した。
The expansion of intragroup transactions improved the overall profitability of the group.
公正取引委員会は、系列取引が競争を制限していないか調査している。
The Fair Trade Commission is investigating whether keiretsu transactions are restricting competition.
Compound of 系列 (keiretsu, 'corporate group') and 取引 (torihiki, 'transaction'). The term reflects the business practice of preferential dealing within Japanese corporate groups.