Shoin is a designated National Treasure that dates from 1659 and has some interesting screen paintings and a small garden.
Just north of Sakate is the turn-off to the picturesque fishing village of Tanoura (???), site of the village school that featured in the film Twenty-Four Eyes . The film was based on a novel by local writer Tsuboi Sakae and was a huge hit in postwar Japan. At this movie village you can see the set used in the 1980s remake of the original 1954 B&W film.
About 4km inland from the Ikeda ferry terminal are Nakayama's 'thousand rice fields'. The terraces are pretty in any season but are especially picturesque after rice planting in late April or early May, when the water-filled fields become a hillside of mirrors.