A blended sake with seishu and synthetic seishu was devised, but the government adopted the sanbaizojo-seishu (literally, 'threefold swelled seishu') which was an application of the second zosanshu before the war.
清酒と合成清酒を混ぜた混和酒が考案されたが、政府が採用したのが戦前の第2次増産酒を応用した三倍増醸清酒であった。