Wasn't one of the WW contest entries? It still should be on the corresponding websites./

Other from the WWGP: http://wwgp.qute.co.jp/2002/entry/00067/

As for Judgement Silversword: http://wwgp.qute.co.jp/2001/entry/00072/

(and tons of other nice game and funny tools)

(made a local backup here: https://box.godzil.net/wwgp/ just in case )