notes; instructions; cautions
Written notes or instructions that call attention to important points, warnings, or usage guidelines. Often found on products, documents, or signs.
Please read the instructions for this medicine carefully.
There are several cautionary notes in the instruction manual.
Standard spelling.
Irregular okurigana usage; less common but still seen.
Compound of 注意 (attention, caution) and 書き (writing, from 書く). The irregular form 注意書 drops the okurigana き.