The Japanese don't want the American robot to be armed, they want a hand-to-hand combat match - no guns. Wusses.
It's the moment we've all been waiting for: two giant fighting robots - one Japanese and one American - will square off in a melee one year from now.
That is, if the robots' two owners keep their word.
Last week, MegaBots, an American engineering company, challenged Japan's Suidobashi Heavy Industry to a duel.
In this corner - six tons of 'Murica
The battle would pitch the 12,000 lbs (850-stone) MegaBots Mark II against Suidobashi's Kuratas, which weighs 9,000 lbs.
Now, Suidobashi has responded, saying it accepts the challenge - on one condition.
And in this corner - 4.5 tons of Kuratas-san