Records remaining other than the diaries include: hereditary documents of ceremonies and precedents of customs and practices in the imperial court and their rules; drawings; and 32 volumes of 'Hiratake nikki burui' in which only the records 'bekki' on important ceremonies are compiled separately from the diaries.
これに家伝の儀式・有職書や図面、重要な儀式について日記とは別個に記した記録「別記」のみを編纂した「平田家日記部類」32冊などが残されている。