This help page explains how to download the transaction history file from LBank.
1.Click "履歴記録(History Record)" at the bottom.
2.Click "取引履歴(Transaction History)".
3.Click "過去の取引履歴をエクスポートする(Export past transaction history)".
4.Select the period you want to download and click "確認(Confirm)" → When the file has been generated, click "ダウンロード(Download)".
Upload LBank files.
Please upload the files from here.