Tokyo prosecutors on Wednesday arrested a high-ranking Japan education ministry official on a bribery charge, suspecting he granted a research subsidy to a medical school in exchange for admitting his child as a student.Futoshi Sano, 58, the director general and former deputy vice minister, allegedly heeded a request in May 2017 by Tokyo Medical University, which asked to be named as a candidate for a ministry project in return for padding his child's entrance examination results.