Current season, competition or edition: 2023 JD.League season | |
 | |
| Formerly | Japan Softball League (1968–2021) |
|---|---|
| Sport | Softball |
| First season | 2022 |
| No. of teams | 16 |
| Country |  Japan |
| Official website | jdleague |
The Japan Diamond Softball League (JD.League) is a Japanese women's softball league that consists of 16 teams (8 in the East Division and 8 in the West Division). The league is the premier women's softball league in the country. The league was formed in 2022 and is headquartered in Shinjuku, Tokyo.
The JD.League is a member of the Japan Top League Alliance, which comprises the top-tier sports leagues in Japan.[1] Nitori entered into the title partnership with the JD.League, and thus the league is officially called Nitori JD.League.[2]
- ^ The participating top leagues Japan Top League Alliance
- ^ "JD.LEAGUE タイトルパートナー契約に関するお知らせ" (PDF). Nitori. Retrieved December 7, 2021.