noun
Daiichi Sougin (former bank)
Abbreviated name of the former Daiichi Sōgo Bank (第一相互銀行). Used in historical or financial contexts.
第一相銀はかつて存在した相互銀行の一つです。
Daiichi Sougin was one of the mutual banks that once existed.
Abbreviation of 第一相互銀行 (Daiichi Sōgo Ginkō, 'Daiichi Mutual Bank').