He also showed intelligence from an early age, learning Waka (a traditional Japanese form of poetry with thirty-one syllables), Tsuzumi (hand drum), Zen, the art of the spearmanship, and batto-jutsu (the art of drawing a sword).
そのほかにも和歌や鼓、禅、槍術、抜刀術を学ぶなど、聡明さを早くから示していた。