When children reached the age of 7 or 8, or the age of 13 or 14 (depending on the era), the Ceremony of First Reading were held, and they began reading books such as "Gyochu Kokyo" and "Shiki."
7・8歳あるいは13・14歳（時期によって違う）になると、読書始（御書始）の儀が行われ、『御注孝経』や『史記』などから始められた。