In the "Nihon Shoki" (Chronicles of Japan) and the "Shoku Nihongi" (Chronicles of Japan Copntinued), there are many references to the special privileges granted posthmously to the meritorious retainers in relation to the Jinshin War, and the most detailed of all is the one to the Okina's case.
壬申の功臣の死に際しての恩典を記す箇所は、『日本書紀』と『続日本紀』に数多いが、老に対するものがもっとも詳しい。