Those bad little flower creatures get platinum, but there is a catch.
Famitsu Advance has awarded Pikmin a 38 out of 40. The scan of Famitsu Advance.
Famitsu Advance is Famitsu's Nintendo only publication. Does that mean they're biased? Well, typically, they give marginally higher scores to games than the multi-console Famitsu (which has a different panel of reviewers), but not much higher (and sometimes lower). Famitsu Advance is not owned or run by Nintendo.