源氏物語 manuscript.

Check out this 17th-century manuscript of 源氏物語 (Genji Monogatari / The Tale of Genji):

http://lcweb4.loc.gov/service/asian/asian0001/2005/20050415001tg/20050415001tg.pdf

It's written mainly in kana—I can get lost in the renmen—and it's amazing to me that in some places the kana are complemented with kanji as furigana. Say what?!