Sweat barriers are manufactured in Iizuna Town, which is located next to Nagano City. It is a compound facility that reuses a closed elementary school, and in addition to the Suffix manufacturing base, there are various facilities such as offices, fitness gyms, beauty salons, and restaurants. The field is covered with artificial turf and is also the base of Nagano's professional soccer team " AC Nagano Parceiro ". The facility is called Iizuna Connect WEST .
