I sent registration fee of summer school, and I attached a proof document
as pdf file.

It might take about several day for transfering money, but I would appreciate if you check your bank account for a while.

Thank you,
Hanako

『サマースクール登録料を送金しました。証書をPDFで添付いたします。手続き
に数日かかるかもしれませんが、ご確認下さい。』