noun, noun which may take the genitive case particle 'no'
affiliated; akin; of the same system
Describes organizations, groups, or things that belong to the same system, lineage, or family. Often used in business, academic, or technical contexts.
同系の会社と合併した。
We merged with an affiliated company.
This university has several vocational schools of the same system.
Compound of 同 (same) and 系 (system, lineage). The reading どうけい follows standard on'yomi.