Dimension scores are derived from public data and fields; weighted into the composite. Reference only.
tenkiyohou.com is not a SaaS or enterprise software product in the traditional sense, but a public-facing weather forecast website covering all of Japan. Its positioning is very clear: to present essential weather information in a simple, accurate, and real-time way while removing unnecessary decoration and advertising. The site’s data comes from publicly available data on the Japan Meteorological Agency’s official website and is processed and used in accordance with its terms of use.
Based on the site content, the product covers weather searches for all of Japan, including regions and prefectures, and supports “weather for your current location.” Key information displayed includes weather conditions, temperature, probability of precipitation, current temperature, temperature trend charts, and rain cloud radar maps. The data includes prefectural weather forecasts, AMeDAS regional meteorological observations, and short-term precipitation forecasts, updated every 30 minutes.
In terms of privacy and user experience, the site clearly states that it has “no ads, no cookies, no tracking, and ultra-fast display,” which is a clear advantage for a lightweight lookup tool. However, from a SaaS perspective, the page does not show capabilities such as team collaboration, role-based permissions, enterprise integrations, APIs, audit logs, SLAs, or private deployment.
The page does not disclose any paid plans, subscription pricing, enterprise editions, or payment methods. The site appears to be primarily free and publicly accessible, though strictly speaking, it can only be confirmed that no pricing information is disclosed. For support, users can submit feedback and requests through Issues in the GitHub repository, which is closer to open-source or personal-project-style feedback than an enterprise customer support system.
The advantages are that the information is clean, loading is fast, there are no ads or tracking, and the data source is clear, making it suitable for quickly checking weather in Japan. The downside is that commercialization and enterprise-grade capabilities are barely presented: there is no API documentation, third-party integration, permission management, compliance certification, or service guarantee information, making it difficult to procure directly as an enterprise-grade weather data platform.
It is suitable for individuals and lightweight users who live in Japan, travel there, or operate local businesses and only need to quickly check the weather; it is also suitable for people who value privacy and a simple experience. If an enterprise needs weather data APIs, availability commitments, or system integrations, it should evaluate alternatives such as Japan Meteorological Agency data, OpenWeather, or Weathernews. Access from mainland China is not mentioned in the source content and is therefore assessed as unknown.
⚠ This review is compiled from public sources and does not constitute a purchase recommendation. Verify all facts on the vendor's official site. Verify on tenkiyohou.com official site.
tenkiyohou.com is an Japan SaaS provider. TG4G tracks its product information, an overall rating of 5.0/10, and a China-accessibility score of Workable. Click "Visit Official Site" to reach tenkiyohou.com directly.