Pen name of the author of Hú Xuěyán Wàizhuàn 胡雪岩外傳 (KR4k0143), a late-Qīng novel about the merchant-official Hú Xuěyán 胡雪岩. No biographical information has been located. The name has a slightly Japanized appearance (大橋 is a common Japanese surname; 式羽 is unusual in Chinese), but may belong to a Cantonese or Shanghainese author writing for the late-Qīng reform-era press. CBDB does not contain an entry for this name.