<prompt> Pedzisa mutsara unotevera: Mushure memutambo wa2017, zvakaziviswa kuti mutambo uyu waizokura kusvika kumapoka gumi muna2019, uchitambwa nezvikwata zvisere kubvira mutambo wekutanga muna1990, kunze kwa2004, 2007, 2008, na2009, apo zvikwata zvipfumbamwe zvakatamba. Nhamba  <response>: 2004 edition yakaratidza zvikwata 9 apo Japan yakasimudzirwa kubva kuDivision II asi hapana timu yakadzingwa kubva kuDivision yepamusoro muna 2003, nekuda kwekuregererwa kwemutambo wepamusoro weChina nekuda kwechirwere cheSARS. Zvikwata zviviri zvakaburitswa muTop Division muna 2004, zvichidzokera kuzvikwata zvisere muna 2005, asi nekuda kwekubudirira kwechikwata chemapoka mapfumbamwe muna 2004, IIHF yakafunga kuwedzera zvakare kusvika kumapoka mapfumbamwe muna 2007. IIHF yakadzokera kumapoka masere mushure memutambo wa2009, uye kutamba kwakaramba kuri muchimiro ichi kusvika pakuwedzera kwa2019. 