Sauna and Bathhouse Subscription "FLEXKEY" Expands Partner Facilities to 41

AI Summary (NQ-processed)

OPTIMIST Inc.'s "FLEXKEY," a flat-rate subscription service for saunas and bathhouses during off-peak hours, has added 14 new locations, bringing its total to 41 partner facilities. The service is also expanding its network from the Tokyo metropolitan area into the Nagoya region, aiming to turn idle facility hours into revenue while making daily sauna visits more accessible.