Can anyone Translate Korean wood block?

[pacrats05]

[vietcoinscollection]

more info here:

https://www.youtube.com/user/kuretake00

[pacrats05]

I don't understand this solution?

[rro2000]

It's a Japanese solid sumi ink stick used in calligraphy and paintings. 

https://www.youtube.com/watch?v=0fweYYmWK2g