I think you might be missing a zero
84,600,000 YEN is equal to:
816,813 CAD
600,998 USD
542,455 EUR
And the above numbers don't include the 1,000 extra t-shirts that they are making available for sell today (Sep 15).
1K X 9,900 = 9,900,000 YEN
95,554 CAD
70,339 USD
63,478 EUR