In addition, "Sadaishi OZUKI no Suetsugu KI" (a chronicle of the senior recorder of the left OZUKI no Suetsugu) has been handed down to now as his diary, but the recent research has revealed that the real author of the diary was his son OZUKI no Hideuji.
なお、彼の日記として『左大史小槻季継記』が伝わるが、近年の研究では実際の著者は息子の小槻秀氏であったことが判明している。