When: Early May (during Golden Week), Mid-Autumn Dates: 3 May - 4 May 2017, 8 October - 9 October 2016 City: Hita Website: Oide Hita (Japanese) Description: Hita Onta pottery is famous in Japan, and is made using century old techniques with no modern machinery. There are ten families that make Onta pottery. Twice a year in Spring and Autumn the Onta Pottery Festival (Onta-yaki Mentousai) is held where the pottery is sold at reduced prices.