<prompt> Rambai muchinyora ndima ino - Akazvarwa muYlitornio, Finland, Koivisto akatamira kuRauma achiri kuyaruka muna 1998 kunotambira Lukko, sezvo kuchamhembe kweFinland kwakanga kusina timu yeSM-liiga panguva iyoyo. Mushure megore rimwe raakapedza neLuko junior A timu, Koivisto akatanga muSM-liiga mumwaka wa1999 2000, kunyangwe achiri kupatsanura nguva yake pakati pevakuru uye vechidiki zvikwata. Muna 2000, Koivisto akaonekwa muU18 World Championships uye akahwina menduru yegoridhe neTeam Finland. Akamirirawo Finland mu2001 na2002  <response>: World Junior Championships, vachiuya kumba nesirivha nendarira, zvichiteerana. 