Among his written books were "Idea of Sweet Potato", "Japanese Dutch Translation", "A Brief Introduction to Japanese Dutch Words", "Outline of Economics", "Records of Konyo", "Essays of Straw House", etc.
著書に『蕃薯考』、『和蘭文訳』、『和蘭文字略考』、『経済纂要』、『昆陽漫録』、『草盧雑談』など。