"Tsumoru Koi Yuki no Seki no To" (The Barrier Gate), often shortened to "Seki no To," is the title of a Tokiwazu-bushi (a style of narrative music to accompany a Kabuki performance) and also the title of the Kabuki play performed to Tokiwazu music.
積恋雪関扉（つもるこいゆきのせきのと）　通称関の扉（せきのと）は、常磐津節及びそれに合せて演じられる歌舞伎舞踊の演目。