Announced details
Cumulative downloads exceeded 1.91 million as of the end of March 2026, with a retention rate of approximately 98%
The company’s “Kokodayo” app supports the satellite communications service provided by NTT DOCOMO. Capital and personnel relationships are Not disclosed.
Provides the satellite-to-smartphone direct communications service “docomo Starlink Direct.” Other company information is Not disclosed in the source text.
Based on the company’s own patents, with a total of 37 patents obtained in Japan and overseas (patent numbers and expiry dates are Not disclosed)
25F, Shinjuku i-Land Tower, 6-5-1 Nishi-Shinjuku, Shinjuku-ku, Tokyo
In this announcement the company addresses none of Contract Value / Offering price / Impact on Business Performance.
Latest information from the official NTT DOCOMO website (listed as the source for checking terms of use)
| Item | Details |
|---|---|
| Names of Products / Services Covered | Disaster location-sharing app “Kokodayo”, docomo Starlink Direct, Starlink Mobile |
| Counterparty | NTT DOCOMO, INC. |
| Counterparty overview | Provides the satellite-to-smartphone direct communications service “docomo Starlink Direct.” Other company information is Not disclosed in the source text. |
| Relationship with the Company | The company’s “Kokodayo” app supports the satellite communications service provided by NTT DOCOMO. Capital and personnel relationships are Not disclosed. |
| Launch date | 27 April 2026 (the launch date of docomo Starlink Direct; the source text suggests that Kokodayo support began on the same date, but this is Not disclosed explicitly) |
| Applicable area | Location sharing during disasters, Safety check-ins with family members, Checking weather, disaster and warning information, Accessing evacuation shelter information, Tracking the locations of group members, Disaster preparedness and safety checks |
| Registration number and expiry date | Based on the company’s own patents, with a total of 37 patents obtained in Japan and overseas (patent numbers and expiry dates are Not disclosed) |
| Location | 25F, Shinjuku i-Land Tower, 6-5-1 Nishi-Shinjuku, Shinjuku-ku, Tokyo |
| Usage history | Cumulative downloads exceeded 1.91 million as of the end of March 2026, with a retention rate of approximately 98% |
| Source | Latest information from the official NTT DOCOMO website (listed as the source for checking terms of use) |
Items this document does not state (8)
These are items the company does not state in this document. We do not leave them blank, nor fill them in from other sources or by inference.
The reasons the company gives
The company's own explanation, not something inferred from the numbers.To provide more smartphone users in Japan with disaster preparedness and safety check-in tools in areas without mobile network coverage.