| 1970 |
In the 1970s, started providing 'Weather Routing Service' recommending the safest and most economical routes for ships as a marine weather specialist company. |
| 1980 |
In the 1980s, launched pinpoint weather services. Provided weather information to catering companies to reduce food waste at baseball stadiums, marking the beginning of sports meteorology. |
| 1983 |
Started broadcasting services for TV stations in 1983, providing satellite images on television, which was groundbreaking at the time. |
| 1983 |
Started broadcasting satellite images on TV for broadcasters. |
| 1985 |
In 1985, began offering aviation weather services supporting safe helicopter operations. |
| 1985 |
Started providing aviation weather services for helicopter operators. |
| 1986-06 |
Founded in June 1986 in Minato Ward, Tokyo. Founder Ishibashi was inspired by an accident to pursue a career in meteorology and established the company. |
| 1986-06 |
June 1986 (Showa 61) |
| 1986-06 |
Founded Weathernews Inc. in Minato Ward, Tokyo. |
| 1988-03 |
Established Weathernews America Inc. in March 1988. |
| 1988-03 |
Established Weathernews America Inc. in the US. |
| 1993-10 |
Merged with Ocean Roots Corporation in October 1993. |
| 1993-10 |
Merged with Ocean Roots Corporation. |
| 1994-01 |
Founded Weathernews Korea Inc. in January 1994. |
| 1994-01 |
Founded Weathernews Korea Inc. |
| 1996-03 |
Launched Weather Marketing Service in March 1996, adopted by 7-Eleven Japan. |
| 1996-03 |
Launched Weather Marketing Service, adopted by 7-Eleven Japan. |
| 1999-02 |
Started providing personal weather information service via NTT DoCoMo i-mode in February 1999. |
| 1999-02 |
Started personal weather information service via NTT DoCoMo i-mode. |
| 2000-12 |
Achieved the world's first stock listing as a weather company on the Osaka Securities Exchange Nasdaq Japan Market in December 2000, and began broadcasting the weather channel 'Weather News' on BS digital data broadcast (until 2016). |
| 2000-12 |
Achieved the world's first stock listing as a weather company on Osaka Securities Exchange Nasdaq Japan Market. |
| 2000-12 |
Started broadcasting weather channel 'Weather News' on BS digital data broadcast (until 2016). |
| 2002-12 |
Launched power company support service in March 2002. |
| 2002-12 |
Launched power company support service. |
| 2003-03 |
Established Weathernews Shanghai Co., Ltd. in China in March 2003. |
| 2003-03 |
Established Weathernews Shanghai Co., Ltd. in China. |
| 2003-11 |
Designated as a First Section of Tokyo Stock Exchange in November 2003. |
| 2003-11 |
Designated as a First Section of Tokyo Stock Exchange. |
| 2004-03 |
Started 'Sakura Project' to follow cherry blossom front with supporters in March 2004. |
| 2004-03 |
Started 'Sakura Project' to follow cherry blossom front. |
| 2004-09 |
Established 'Makuhari Weather Street' to operate global weather information services in September 2004. |
| 2004-09 |
Established 'Makuhari Weather Street' for global weather services. |
| 2004-10 |
Opened a cutting-edge weather research base on the campus of the University of Oklahoma in October 2004. |
| 2004-10 |
Founded Weathernews U.K. Ltd. in London, UK, in October 2004. |
| 2004-10 |
Opened service operation base on the campus of the University of Oklahoma. |
| 2004-10 |
Established Weathernews U.K. Ltd. in London. |
| 2005-11 |
Started 'Weather Report' with user-generated photos of the sky and clouds in November 2005. |
| 2005-11 |
Started 'Everyone's Weather Forecast' and incorporated 'Weather Report' photos into forecasts. |
| 2006 |
Established Global Ice Center to observe and forecast Arctic sea ice for support of Arctic shipping routes in 2006. |
| 2006 |
Established Global Ice Center for Arctic sea ice observation and forecast. |
| 2007-11 |
Launched Tropical Cyclone Center team for typhoon analysis in November 2007. |
| 2007-11 |
Launched Tropical Cyclone Center for typhoon analysis. |
| 2008-03 |
Started railway weather services and provided strong wind countermeasure services to railway operators in March 2008. |
| 2008-03 |
Started railway weather services and provided strong wind countermeasures. |
| 2008-08 |
Initiated 'Guerrilla Thunderstorm Defense Corps' with about 10,000 supporters to capture guerrilla thunderstorms in August 2008, with 'Guerrilla Heavy Rain' winning the Japan Buzzword Award. |
| 2008-08 |
Initiated 'Guerrilla Thunderstorm Defense Corps' with about 10,000 supporters. |
| 2008-10 |
Chairman Hiroyoshi Ishibashi was selected as Japan representative for 'Entrepreneur of the Year Japan 2008' in October 2008. |
| 2008-10 |
Chairman Hiroyoshi Ishibashi was selected as Japan representative for 'Entrepreneur of the Year Japan 2008'. |
| 2009-01 |
Released weather app 'Weather News Touch' for iPhone in January 2009. |
| 2009-01 |
Released 'Weather News Touch' app for iPhone. |
| 2009-04 |
Launched 24-hour weather program 'SOLiVE24' with supporters in April 2009. |
| 2009-04 |
Started 24-hour weather program 'SOLiVE24'. |
| 2009-10 |
Deployed proprietary radar network 'WITH Radar' nationwide in Japan starting October 2009. |
| 2009-10 |
Expanded proprietary radar network 'WITH Radar' nationwide. |
| 2010-02 |
Planned to utilize the retired Antarctic research vessel 'Shirase' as a platform for climate change and global environment activities in February 2010. |
| 2010-02 |
Planned to utilize the Antarctic research vessel 'Shirase' for climate and environmental activities. |
| 2010-09 |
Announced 'Soratena', a new content sharing weather observation project with KDDI and base stations in September 2010. |
| 2010-09 |
Announced 'Soratena' content sharing service with KDDI. |
| 2011-03 |
Started development of 'TSUNAMI Radarcast' for early tsunami warning. |
| 2011-03-11 |
Started development of 'TSUNAMI Radarcast' to quickly communicate tsunami occurrence after the Great East Japan Earthquake in March 2011. |
| 2013-03 |
Supported Yuichiro Miura's Everest ascent at age 80 in March 2013. |
| 2013-03 |
Supported Yuichiro Miura's Everest ascent. |
| 2013-11 |
Successfully launched ultra-compact proprietary satellite 'WNISAT-1' in November 2013. |
| 2013-11 |
Successfully launched ultra-compact satellite 'WNISAT-1'. |
| 2014 |
Opened Manila operation center in 2014. |
| 2014 |
Established Manila operation center. |
| 2015 |
Established Marine Weather Service Center in Copenhagen. |
| 2015 |
Started sports weather services supporting Japan Rugby team. |
| 2015-05 |
Acquired social weather app company Weathermob in the US and established Marine Weather Service Center in Copenhagen in May 2015, also started sports weather services supporting Japan Rugby team. |
| 2015-05 |
Acquired US social weather app company Weathermob. |
| 2015-10 |
Started cooperation with Philippine Atmospheric, Geophysical and Astronomical Services Administration (PAGASA) and established 'WNI RAIN KIDS HOUSE' in October 2015. |
| 2015-10 |
Started cooperation with PAGASA for disaster mitigation. |
| 2015-10 |
Established 'WNI RAIN KIDS HOUSE' in collaboration with local authorities. |
| 2015-11 |
Launched drone project in November 2015. |
| 2015-11 |
Initiated drone project. |
| 2016-04 |
Started cooperation with Indonesia's Meteorological, Climatological, and Geophysical Agency in August 2016. |
| 2016-04 |
Started cooperation with Indonesian Meteorological Agency. |
| 2016-08 |
Supported Japanese team at Rio de Janeiro Olympics and opened Yangon operation center in August 2016. |
| 2016-08 |
Supported Japanese team at Rio de Janeiro Olympics. |
| 2016-08 |
Opened Yangon operation center. |
| 2017-01 |
Acquired French weather company METNEXT and established service center in Paris in January 2017. |
| 2017-01 |
Acquired French weather company METNEXT and opened service center in Paris. |
| 2017-07 |
Launched WNISAT-1R satellite to observe sea ice, typhoons, and volcanic ash in July 2017. |
| 2017-07 |
Launched WNISAT-1R satellite for sea ice, typhoon, and volcanic ash observation. |
| 2018-03 |
Signed MOU with Laos Meteorological and Hydrological Service in May 2018. |
| 2018-03 |
Signed MOU with Laos Meteorological and Hydrological Service. |
| 2018-05 |
Implemented dynamic management system for all domestic doctor helicopters in May 2018. |
| 2018-05 |
Implemented dynamic management system for all domestic doctor helicopters. |
| 2019-06 |
Established 'AI Disaster Prevention Council' to promote social implementation of disaster prevention chatbots utilizing SNS in June 2019. |
| 2019-06 |
Established 'AI Disaster Prevention Council' for SNS disaster prevention chatbots. |
| 2021-08-23 |
Signed agreement with local governments for specific climate change measures. |
| 2021-08-23 |
Conducted weather classes to foster awareness of sustainable society. |
| 2021-08-23 |
Signed partnership agreement with Takenaka Corporation on climate change measures. |
| 2021-09-15 |
Signed disaster cooperation agreement with NTT East Japan. |
| 2021-09-16 |
Promoting active employment of foreign staff for fair and equitable employment opportunities. |
| 2021-09-16 |
Addressing increased extreme weather events due to climate change, supporting initiatives like the Paris Agreement and SDGs. |
| 2022-06 |
Established Climate Tech Division supporting corporate sustainability management in June 2022, and Weathernews achieved No.1 forecast accuracy in weather forecast services. |
| 2022-06 |
Established Climate Tech Division. |
| 2022-06 |
Weathernews achieved No.1 forecast accuracy in weather forecast services. |
| 2022-06 |
Signed cooperation agreement with Ministry of the Environment on climate change adaptation. |
| 2023-04 |
Reached 1 million subscribers for 'Weather News LiVE' YouTube channel in April 2023. |
| 2023-04 |
Reached 1 million subscribers for 'Weather News LiVE' YouTube channel. |
| 2023-06 |
Won No.1 forecast accuracy in weather forecast services throughout the year in June 2023. |
| 2023-06 |
Won No.1 forecast accuracy in weather forecast services throughout the year. |
| 2023-12-11 |
Conducted disaster prevention training for practitioners from six Asian countries. |
| 2024-02-06 |
Disaster prevention collaboration with Bangkok City featured on UN disaster prevention platform. |
| 2024-02-28 |
Disaster prevention collaboration with Bangkok City featured on UN disaster prevention platform. |
| 2024-03-14 |
Received Business Partnership Excellence Award through collaboration with University of Oklahoma. |
| 2024-04-24 |
Held 'Sorayomi Classroom' at University of Tokyo Komaba Research Campus. |
| 2024-07-18 |
Participated in AI competition for solar power generation prediction. |
| 2024-07-18 |
Noto Peninsula Earthquake occurred on January 1, 2024. |
