If you really want to import mail from Lotus Notes into Outlook, here I suggest you download Sysinspire NSF to PST converter software. This tool has a demo version that can allow users to convert NSF files into multiple file formats such as NSF to PST, EML, EMLX, Office 365, Yahoo Mail, Gmail, MSG, MBOX, Zimbra-tgz. etc. It has more than 15+ file formats for conversion users can convert in these formats. It has demo version users convert 25 items from each folder. It has technical support and all users can get help by email or live chat. It has PST splitting users can split PST files into multiple small sizes.