One week after two customers died in a fire in a private room at a luxury sauna facility in Tokyo's Akasaka district, police are investigating the facility's operator for possible professional negligence resulting in death on Sunday (December 21).

The mother of Matsuri Takahashi, a then 24-year-old employee of advertising giant Dentsu Inc., who committed suicide nearly a decade ago after working excessive hours.

Thailand’s Energy Ministry has stepped up security at Gulf of Thailand petroleum platforms and other energy infrastructure, insisting energy security remains unaffected.