Dear Sakurai san,
Thank you as you inform and I am apology late reply to you,
I would like inform to you about window person for QIS of TH-CBU export is Ms.Uamporn B.[Uamporn Boonlert/TMT/ASH/AP/HONDA] ,she will contact to you later
According as mention if Qatar confirmed the problem HMA/GSQ can send defect part to us.