Typhoon Gene, known in the Philippines as Typhoon Oyang, struck Japan during late September 1990. An area of disturbed weather formed several hundred kilometers south-southeast of Okinawa on September 18. Gradual development occurred as it tracked generally westward, and on September 22, the disturbance developed into a tropical depression. The depression intensified into a tropical storm the next day. Continuing to steadily intensify, Gene turned northwest and became a severe tropical storm on September 25. In the evening, Gene was declared a typhoon, and on September 26, attained its maximum intensity. Gene leveled off in intensity while recurving towards Japan. After brushing Kyushu and Shikoku on September 29 and Honshu on September 20, Gene weakened back to a tropical storm. On September 30, Gene transitioned into an extratropical cyclone, which was last noted on October 1. The typhoon hit the Japanese archipelago ten days after Typhoon Flo, which killed 40 people. The southwestern portion of the country suffered the worst damage from the typhoon. Nationwide, six fatalities were reported and twenty others sustained injuries. In Miyazaki Prefecture, three people were killed and ten others were wounded. Throughout the prefecture, 4,688 houses were damaged and ninety-two others were destroyed, which led to 18,449 homeless. A total 210 houses were destroyed while 13,318 others were flooded. Elsewhere, 229 houses were damaged in Kagoshima Prefecture and seventy more were destroyed; consequently, 194 people lost their homes. There, almost 30,000 homes lost power. Overall, there were 340 landslides and roads were damaged at 182 locations. All Nippon Airways cancelled ninety domestic flights and Japan Airlines cancelled ten flights. Over 200,000 people were affected by cancellation of flights and train services. Thirty-one ships and of farmland were damaged. Monetary damage estimates reached ¥22.9 billion yen or $158 million USD in 1990 values. Meteorological history The origins of Typhoon Gene, the fifth tropical cyclone of September 1990, can be traced back to an area of disturbed weather with a surface pressure of first noted by the Joint Typhoon Warning Center (JTWC) at 06:00 UTC early on September 18. Little development occurred over the next five days, although the Japan Meteorological Agency (JMA) classified the disturbance as a tropical depression on the morning of September 22. A Tropical Cyclone Formation Alert (TCFA) was issued at 06:00 UTC on September 23, followed by an increase in the disturbance's organization. Around that time, the system was located roughly south-southeast