JAPAN <strong>Boat company raided</strong> Coast guard officials yesterday searched the office of a tour boat operator as part of a criminal investigation into suspicions that professional negligence caused the sinking of a vessel carrying 26 people in a national park on April 23. The Kazu 1 sightseeing boat started the tour on the northeastern side of Hokkaido, despite forecast rough seas. It made a distress call that afternoon saying that it was sinking. Footage aired by the Japan Broadcasting Corp showed uniformed officials entering the tour boat operator’s office and the hous...