1.
series, sequence, lineage
A connected sequence or group of related things arranged in order. Used for chronological series, affiliated organizations, or broadcasting networks.
時間の系列に沿って並べる。
Arrange them in chronological order.
この番組は全国の系列局で放送されている。
This program is broadcast on affiliated stations nationwide.
同じ系列のホテルなら、ポイントが使える。
If it's a hotel in the same chain, you can use your points.
2.
keiretsu, corporate group
A network of interlocking businesses and shareholdings centered around a major bank or corporation. A distinctive feature of Japanese corporate structure, especially in the postwar era.
大手系列の企業に就職した。
I got a job at a company in a major keiretsu group.
戦後の日本経済は系列企業を中心に発展した。
Japan's postwar economy developed around keiretsu corporate groups.
系列関係が強かった時代には、取引先を系列内で固めるのが普通だった。
In the era when keiretsu ties were strong, it was normal to keep business partners within the group.
USAGE:
In everyday speech, 系列 often refers to affiliated chains (hotels, restaurants, TV stations). In business and economics contexts, it specifically refers to the distinctive Japanese corporate grouping system.
CULTURAL NOTE:
Keiretsu were a defining feature of Japan's postwar economic structure. Major groups like Mitsubishi, Mitsui, and Sumitomo centered around banks and trading companies with cross-shareholdings. While keiretsu ties have weakened since the 1990s, the term remains important for understanding Japanese business.
COMMON COLLOCATIONS:
- 系列企業: affiliated company, keiretsu company
- 系列店: affiliated store, chain store
- 系列局: affiliated broadcasting station
- 系列関係: keiretsu relationship