Photo/Illutration The projected path of Typhoon No. 1 (From the Japan Meteorological Agency website)

The Japan Meteorological Agency said torrential rains are expected over wide areas, including the Tokai, Kinki and Shikoku regions, and warned residents to take precautions.

The agency is also calling for vigilance against a strong typhoon, the first of the season, that is approaching Japan.

It said May 28 that a developing low-pressure system accompanied by a rain front is moving west to east along the Pacific coast of the eastern part of the Japanese archipelago.

Agency officials said linear rain bands, which bring heavy rains, could form in Miyazaki, Kagoshima, Tokushima, Kochi, Gifu, Shizuoka and Aichi prefectures, and elsewhere.

The maximum amount of rainfall expected during the 24 hours through 6 a.m. on May 29 is 350 millimeters in the Tokai region, 250 mm in the Kinki and Shikoku regions and 200 mm in the Kanto-Koshin region and the southern part of the Kyushu region.

The maximum amount of ran in northern Kyushu and the Amami Islands, south of the main island of Kyushu, is expected to reach 150 mm while 120 mm is forecast for the Tohoku region, the Izu Islands south of Tokyo and Okinawa Prefecture.

As of 6 a.m. on May 28, the typhoon was east of the Philippines and moving north-northeast at about 15 kph.

It has an atmospheric pressure of 985 hectopascals at its center and a maximum instantaneous wind speed of 50 meters per second, or 180 kph, the agency said.