66-odd provinces of old Japan; (lit.) 60-odd states
the 64 hexagrams of the I Ching
the 64 hexagrams of the I Ching
Buddhist pilgrim (carrying 66 copies of the Lotus Sutra to be left at sites across Japan)
beginning to learn (something) when one is old; not being too old to learn
64th note; hemidemisemiquaver; semidemisemiquaver
an old man is twice a child