User blog comment:TenshiAkari12/So I have decided.../@comment-18471007-20140105024500/@comment-2020924-20140105052943

I've seen people post videos declaring "made with Iroha's demo" and such (also, remember MEIKO v3 Power xD; kyaami's cover of "The White Princess is" is even on the category ranking), so it should be OK.