With Japan on track to open its doors wider to foreign workers to address its labor crunch, challenges loom over how to ensure decent working environments and integrate people with different languages and cultures into society.Experts warn that the new visa system, likely to start in April, may end in failure unless authorities take steps to address the problems foreigners who currently engage in simple labor in Japan face, such as abuses by employers and isolation within communities.Labor-hungry Japan OKs allowing more foreign workers from AprilREAD FULL ARTICLE