Tachibana no Toyohi no mikoto (the term mikoto is an honorific for gods and persons of great importance in ancient Japan), who was a paternal younger brother of Emperor Bidatsu, ascended the throne at Ikenohe (or Ikenobe) no miya Imperial palace to govern the whole country when he was 3 years old.
弟（おと）、橘の豊日命、池邊宮に坐しまして、天の下治らしめすこと、三歳（みとせ）なりき。