Business trendsU. S. tech companies' investments benefit wide range of Japanese industriesMurata Manufacturing, Kioxia Holdings and Fanuc all reaped earnings from the artificial intelligence sector. (Source photos by Nikkei)NORIKA TAGUCHI and CHIAKI NAKATAAugust 11, 2026 03:27 JSTTOKYO -- Listed Japanese companies reported a sharp increase in earnings during the April-June quarter, fueled by the weak yen and spending linked to artificial intelligence. Read NextBusiness trendsJapan's multinationals take the win from weak yenElectric vehiclesGlobal EV prices drop below hybrids as low-cost Chinese cars spreadAutomobilesWeak yen boosts Japan automaker profits, easing Middle East, China stressInsuranceData center insurers confront new risks as market reaches $10bnBusiness AsiaJapan's auto industry plots new road map to counter BYD threatAutomobilesToyota raises full-year net profit forecast, helped by weak yenSemiconductorsJapan's Kioxia forecasts 31-fold profit surge as tech shares swingLatest on Business trendsBusiness trendsJapan's multinationals take the win from weak yenBusiness trendsSuzuki starts flex-fuel race in India as Modi pushes homegrown energyBusiness trendsJapan trading houses more upbeat on earnings as Iran war lifts prices