Sadako pitches to Kayako ahead of a recent Nippon-Ham Fighters' baseball game to promote their crossover film, "The Ring vs The Grudge."
The trailer for "Sadako vs. Kayako" sees the Japanese "Ring" and "Grudge" crossover for the first time.
The key things to remember when translating a Japanese property to the US? Make sure there's a story... and everything you know is probably wrong. It's not just my opinion, but the consensus of those with experience in Transformers, The Ring and manga publishing.