The generation after Yoshihira dominated positions related to tenmondo: ABE no Tokichika, the first son of Yoshihira, received an imperial decree for tenmon misso (reporting unusual astronomical phenomena to the emperor); ABE no Akichika, the second son, became tenmon hakase (master of astronomy); and ABE no Norichika, the third son, became tenmon gon no hakase (assistant to tenmon hakase).
その後、長男安倍時親は天文密奏宣旨授与者、次男安倍章親は天文博士、3男安倍奉親は天文権博士と天文道に関する地位を独占した。