Akiteru was adopted by Tsunetoki KASHUJI (a nephew of Toshiaki BOJO) who had no biological child, and entered Imperial Court in March 1824 after he had his coming of age ceremony, and became Jiju (Imperial Household Agency staff) in 1831.
子供のいなかった勧修寺経則（俊明の甥）の養子となり、文政7年（1824年）2月に元服・昇殿、天保元年（1830年）に侍従となる。