If you are a train aficionado and love all things that ride the rails, or are just interested to have a very nice and unique way to enjoy the rolling scenery of Shikoku you should check out the classic trains that still run here in Shikoku.
This article was back in July of this year, but still is a good read to see what kinds of unique and special things you can do when you come to Shikoku for your Deep Japan adventure.
Give it a read: https://mainichi.jp/english/articles/20200707/p2a/00m/0na/003000c
