In 1888, he was awarded the first doctorate of law in Japan (法学博士). Together with Ume Kenjirō and Tomii Masaaki, he was requested to draft Japan’s Civil Code in 1898.
In 1888, he obtained the first doctoral degree in law in Japan (doctor of laws). Alongside Ume Kenjirō and Tomii Masaaki, he was tasked with drafting Japan’s Civil Code in 1898.