However, this historical document has a lot of doubtful statements such as that Tenkai was 45 years old at that time and that Sadayuki USAMI whose existence was questionable was included in the 25 Uesugi commanders.
ただし、この史料はこの時天海が45歳だったことになっていることや、実在が疑われている宇佐美定行が上杉二十五将に数えられているなど、不自然な点も多い。