1. First take out the prepared Tina water, as shown in the figure below.

2. Then, aim at the imprint to be removed and spray it several times, as shown below.

3. After spraying, rub the printed words back and forth with a cotton swab, as shown below.

4. Now the printed words are floating and can be torn off directly by hand, as shown below.

5. Look at the effect. The letters just drawn have been removed, as shown in the figure below.