also: さんじゃ
noun
three shrines; the three major Shinto shrines
Shinto term referring to a set of three important shrines, often Ise Grand Shrine, Iwashimizu Hachimangū, and Kamo Shrine, or Kasuga Grand Shrine. Reading さんじゃ is sometimes used in this context.
三社参りは、伊勢神宮、石清水八幡宮、賀茂神社を巡る伝統的な巡礼です。
The three-shrine pilgrimage is a traditional pilgrimage visiting Ise Grand Shrine, Iwashimizu Hachimangū, and Kamo Shrine.
noun
three companies
Only with reading さんしゃ
Common business term for three companies, often used in contexts like joint ventures, comparisons, or groupings. Only read as さんしゃ.
三社の合併が発表された。
The merger of the three companies was announced.
Compound of 三 (three) and 社 (shrine or company). The Shinto sense is a specific historical grouping; the business sense is a straightforward modern usage.