帯たい域いき予よ約やくMeaningsNoun1. bandwidth reservation; bandwidth contractKanji used帯belt域region予in advance約promiseComposed of帯たい域いきband; zone; range; bandwidthNoun予よ約やくreservation; appointment; booking; advance order; contract; subscription; pledge; programming (e.g. a device); setting (e.g. a timer)Noun