We're excited that you want to get in touch! If you're looking to sell with Kyūbu Market you can find information on how to apply here.
The 'Kyub' is currently popping-up in different markets and locations. In the meantime, you can continue to shop online.
For all other Kyūb related things, you can get in touch with Jen & Glo at info[at]kyubumarket[dot]com