Rakuten Mobile faces a new test of its network quality after KDDI decided to scale back roaming support from September 2026, ending access to its network in areas where Rakuten already has its own base stations while continuing service in mountainous and sparsely populated regions. (News On Japan)

Japanese homebuyers are facing growing uncertainty as mortgage costs rise alongside a sharp increase in interest rates, with the yield on the benchmark 10-year government bond briefly topping 3% last week for the first time in about 30 years. (News On Japan)

Japan's foreign exchange reserves fell by a record amount in August, reflecting the impact of currency market intervention by the government and the Bank of Japan at the end of July, the Finance Ministry said on September 7. (News On Japan)

Tokyo stocks rose sharply on September 7, with the Nikkei 225 closing at 66,399, up 1,378 points, or 2.12%, as buying in artificial intelligence and semiconductor-related shares lifted the headline index, even though more stocks fell than rose across the Prime Market. (News On Japan)