Saikachi Relics is the cemetery of the villagers of Otsuka Relics. There are many squired tombs and wooden coffins which rebuilt after the excavation.
There is a classic house in the middle of the Tokugawa Period. The house of Nagawasa Family, who used to be the head of the former Ushikubo Village near the Relics park was moved here.
There are also many facilities for kid's play, and workshop house.