noun
trying out a pen; test-writing
Refers to the act of testing a pen or writing instrument by scribbling or writing a few characters, often to check ink flow or nib condition.
新しい万年筆を買ったので、試し書きをしてみた。
I bought a new fountain pen, so I tried it out with some test-writing.
文房具店で試し書き用の紙が置いてある。
There is paper for test-writing at the stationery store.