Bicchu Kokubunji is a temple that has been designated as a National Historical Relic Site. It is situated in Soja district, Okayama Prefecture.

Also, Bicchu Kokubunji was built at the Emperor's behest in the Nara period. However, the original temple was destroyed by fire in the Nanboku-chō period. The present structure was rebuilt in the mid-Edo period. The Sangharama, or monastery, was built after the reconstruction. The five-storeyed pagoda is a famous site of Kibiji and Okayama Prefecture. The pagoda has been designated as an important cultural asset. It took over 20 years to build beginning in 1821 and demonstrates the wealth that the country of Bicchu had back then.