Nippon Steel Kamaishi[]
1959-1982[]
Between 1959, when the team was established, and 1982, Nippoon Steel Kamaishi used Nippon Steel Corporation's (which owned the team) mon, when it was still called Yawata Steel Works.
1983-2001[]
In 1983, the lily with the N.S.C. (standing for "Nippon Steel Corporation") was used as logo on the shirts.
Kamaishi Seawaves[]
2001-present[]
| Division One: Black Rams Tokyo | Hanazono Kintetsu Liners | Kobelco Kobe Steelers | Kubota Spears Funabashi Tokyo Bay | Mitsubishi Sagamihara Dynaboars | Green Rockets Tokatsu | Saitama Wild Knights | Shizuoka Blue Revs | Tokyo Sungoliath | Toshiba Brave Lupus Tokyo | Toyota Verblitz | Yokohama Canon Eagles Division Two: Division Three: Former clubs: Competitions:  |