After the noble undertaking failed, he was captured and imprisoned, during which he wrote a memoir of the incident titled 'Nanzan Tounroku.'
義挙失敗の後、捕えられ、獄中で義挙の経緯を回想した「南山踏雲録（なんざんしゅううんろく、なんざんとううんろく）」を書いた。