Tsuki陸Online is the web media platform associated with Monthly Athletics, a publication devoted to track and field. It provides Japanese-language coverage of athletics in Japan and around the world, with news on domestic and international competitions, national teams, the Olympics, world championships, road relays, and the Hakone Ekiden. Its reporting also highlights athletes and teams across university, high school, and middle school levels through interviews, features, competition previews, and event results.

Beyond news, the site offers athletics reference tools and resources, including performance rankings, record lists, athlete profiles, competition schedules, and relay data. Readers can find training guidance, skills information, photo galleries, video interviews, and editorial columns, as well as dedicated features on student distance running and youth athletics. Tsuki陸Online also connects readers with the Monthly Athletics online shop, magazine back issues, books, and other items. Combining timely reporting with results, records, multimedia, and publications, the brand serves athletes, fans, coaches, and anyone following the sport.