日本文徳天皇実録
にほんもんとくてんのうじつろく
Nihon Montoku Tennō Jitsuroku (fifth of the six classical Japanese history texts)
日天子 is read as にってんし (nittenshi) and means Surya (Hindu sun god also revered as one of the twelve devas in Shingon Buddhism).
にってんし
nittenshi
にほんもんとくてんのうじつろく
Nihon Montoku Tennō Jitsuroku (fifth of the six classical Japanese history texts)