But before installing the software, still check if your device meets the recommended requirements. The exchange will be available once you have accumulated at least 1,000 points. Another spin-off manga, based on the Miyakawa-ke no Kūfuku manga and titled Miyakawa-ke ga Mampuku!? (宮河家が満腹!?) by manga artist Tsubomi Hanabana and cuisine supervisor Etsuko Ichise was serialized in Comp Ace between the…