Moon Visibility in Tokyo, Japan
Track the current and future moon phases for Tokyo, Japan (Coordinates: 35.70°N, 139.70°E). The moon visibility forecast for Tokyo, Japan tonight indicates that the crescent falls into the "Easily Visible" zone, with a current lunar illumination of an unknown.
Our tool provides highly accurate crescent visibility predictions using the Odeh V-criterion algorithms framework, helping you determine the formal start of lunar months in Tokyo and the surrounding regional territories. All calculations are performed in real-time using the precise positions of the Sun and Moon via the astronomy-engine library.
Astronomical Data for Tokyo
Located in the Asia/Tokyo timezone, Tokyo interacts with the lunar cycle in a unique way based on its specific geographical position on the globe at latitude 35.70° and longitude 139.70°. Factors such as standard atmospheric twilight conditions, topocentric altitude, the moon's elongation from the sun, and the crescent width are actively computed for each query. The interactive map above shows the precise visibility zones affecting Tokyo and the surrounding region.
Using the Tool for Tokyo
To generate a complete Hijri lunar calendar for Tokyo, return to the home page, select "Tokyo, Japan" from the city dropdown, choose your reference date, and click "Calculate Lunar Calendar." The tool will predict the start of each of the next 12 Islamic months, accounting for both direct visibility and shared night inheritance from nearby regions.
You can also export your calendar as a PDF for community distribution, add events to Google Calendar, or download the raw data as a CSV file. Visit our User Guide for detailed step-by-step instructions, or check the FAQ for answers to common questions about lunar calendar calculations.