Saving 80,000 Gold in Another World for my Retirement 7 (light novel)

Can Mitsuha collect 80,000 gold coins so she can live a leisurely retirement!? The anticipated anime starts streaming from Spring 2023! One day Mitsuha falls off a cliff and is tranported to a medieval Europe type world! After a near death encounter with a pack of wolves, she then realises that she's able to transport between two worlds - this one and her own. Taking advantage of this ability, Mitsuha decides to live in both worlds and calculates that she'll need 80,000 gold coins to be able to retire! Mitsuha now has to come up with different ways to collect her gold coins!