The "From" localize in Japan hope "差出人" instead of "開始" of "When a new mail arrives" Trigger.
Outlook 2016 use "差出人" for "From:" field.
Hi Kawabata San
Thank you for the feedback. I will contact our translation team and fix this issue as soon as possible.
Thank you for contact your translation team.
Hi Kawabata san,
I am happy to inform you that the translation issue has been fixed on the site. Thank you again for reporting this issue. Please let us know if you have more feedback.
Flow localization team