The two brand new characters for the upcoming 3rd season of One Room has been revealed. The premiere date for the 3rd season hasn’t been announced yet, but the first two seasons of the anime will have a rebroadcast this upcoming July 6, 2020.
The characters are Kotokawa Akira and Orisaki Aya
–Kotokawa Akira (CV: Miyu Tomita)
-Orisaki Aya (CV: Yumiri Hanamori)
You can watch the Promotional Video here
Source: Official One Room Website