Question

state an important characteristics of the oldest Japanese book Diamond Sutra

Answer 1

it was printed using wood block printing and then stitched.
it was the first printed Japanese  book

hope it helps...

Answer 2

$\underline{\huge\blue{Answer}}$

An important characteristic of the oldest Japanese book Diamond Sutra is it contains six sheets of text and woodcut illustrations. The oldest Japanese book Diamond Sutra was printed in 868 CE. The famous Novel in Malayalam indulekha was published in 1889 .