Three themes of, creature（living thing）, Nature, People, ＳＵＩＢＵＮcarefully selected 57 letters important for children's education from among more than 1800 letters of the Skull sentence character. The oldest letter in the Karuta table, the back is engraved with modern Chinese characters and the transition of that character. The data of all the letters of the ancient letters that drew　ＳＵＩＢＵＮ, all luxurious Karuta (57 pictures) carved into trees with the latest laser technology