Japan's nuclear crisis appeared far from over as Reuters reported rising temperatures around the core of one of the reactors at Japan's quake-crippled Daiichi nuclear power plant in Fukushima prefecture had sparked new concern on Tuesday and more water was needed to cool it down, suggesting the battle to avert a disastrous meltdown and stop the spread of radiation was far from won. Meanwhile, Toyota and Honda again postponed vehicle production restarts to Sunday (27 March), Mitsubishi is uncertain beyond Friday (25 March) and consultants Frost & Sullivan described the effect on the global auto industry as "profound".