The landlocked Chinese province of Yunnan is situated in the country's southwest, and is known for its spectacular natural landscapes (think snow-capped mountains and terraced rice fields), UNESCO World Heritage Sites like the Old Town of Lijiang, and being regarded as the birthplace of tea. A festival taking place in Tokyo is set to celebrate the culture of this region, and it's free for visitors to enjoy.
The Yunnan Festival in Tokyo is a multi-day event, and it includes the chance for visitors to dress in traditional attire from different ethnic groups in the province (Yunnan has one of the highest levels of ethnic diversity in all of China), sample various flavors of Pu'er tea, watch dance performances, and plenty more.