The Ikeda book, which is considered to be more reliable, also raises a question as to its reliability since the character of '三' (three) seems to have been added alongside 'a thousand teppo' in the main text.
資料的な信用度が高いとされる池田本の方では1000丁と書かれた後に「三」の字が脇に書き足されたようになっている点に信憑性の問題がある。