How to ask whether it is all right to bring an item to school (your request)
In this case, you want your child to bring an item to school. The following model shows your request as well as your child’s thoughts and feelings. If you have mentioned this matter to the teacher before, you should write about this, too. It will be a clear message that you wish for a reply from the teacher.
Model
Conversational flow and useful expressions
Greeting
Inquiry
Mentioning a previous inquiry
Whether it is all right or not
Your child’s thoughts and feelings
Closing
Parent's name
Supplement
Bedwetting underwear is called onesho pantsu or toreeningu (training) pantsu in Japanese, but the terms used differ from school to school. Some schools have an event called otomari hoiku or otomari taiken, which is an overnight event taking place at school or another place such as a camp site.