Kammala jumla mai zuwa: Duk da haka, Seikima-II ta sami wasu tarurruka na iyaka tun lokacin da aka rushe su. Daya a cikin 2005 don bikin cika shekaru 20 da fitowar su da kuma wani a cikin 2010 don bikin cika shekaru 25 da kafuwa, na biyun ya hada da rangadin duniya na farko. A shekara ta 2011, an gudanar da rangadin yawon shakatawa na duniya kuma ƙungiyar ta shirya waƙoƙin sadaka guda biyu waɗanda suka haɗa da masu zane-zane daban-daban don amsawa ga
Tōhoku girgizar kasa da tsunami. Sun gudanar da rangadin shekaru 30 na biyu daga Satumba 2015 zuwa Fabrairu 2016. An shirya Seikima-II don yin yawon shakatawa na shekaru 35 a cikin 2020 sannan kuma a 2021, amma duka an juya su zuwa abubuwan da ke faruwa saboda ci gaba da cutar COVID-19.