Keirin Monogatari is a Japanese keirin information service focused on bicycle racing events and betting analysis. Its website features schedules for major competitions, including G2, G3, and G1 races, alongside examples of reported successful predictions from races at venues across Japan. These records show suggested race combinations, stated investment amounts, and reported payouts, giving visitors an overview of the service’s advertised results.

Users can register through LINE, with registration requiring agreement to the terms of use and consent to the collection of an email address for verification. The service describes its information fees as covering analysis and research, rather than guaranteeing winning outcomes. It also states that users purchase betting tickets at their own responsibility and disclaims liability for losses arising from use of its information.

In accordance with Japanese law, people under 20 are prohibited from purchasing or receiving keirin betting tickets. The site provides access to its terms, privacy policy, commercial disclosure, and contact information