and other officials bow at the start of a news conference in the company's headquarters early Saturday. KYODO PHOTO

The Ministry of Economy, Trade and Industry announced Friday that Rinnai's RUS-5RX and RUS-51BT models have caused five cases of carbon monoxide poisoning since 2000, killing three people and sickening 12 others. Ventilation is needed for these models because they release exhaust gas into rooms.

Our Planet

An employee of Daikin Cambodia explains the use of different tools during an air conditioner installation training session in Phnom Penh. Daikin is one of Japan’s oldest air conditioning companies, but as Japan’s population falls, the firm is keying in on overseas growth.
As Southeast Asia heats up, a Japanese cooling giant sees a major opportunity

Longform

Mount Fuji is considered one of Japan's most iconic symbols and is a major draw for tourists. It's still a mountain, though, and potential hikers need to properly prepare for any climb.
What it takes to save lives on Mount Fuji