(Bloomberg) -- Traders trying to push Japanese shares back up to three-decade highs face increasing obstacles — including selling by global funds that helped fuel this year’s gains. Most Read from BloombergWeWork Tumbles After Raising ‘Substantial Doubt’ About FutureEveryone Wants to Work at UPS After Teamsters DealUS Bank Shares Drop as Moody’s Cuts Ratings, Warns on RisksWall Street WhatsApp, Texting Fines Exceed $2.5 BillionMusk Says He May Need Surgery, Will Get MRI on Back and NeckThat’s th