History:Founded: 1962
League achievements:
Japanese League Champion -2000, 05, 06Japanese League Finalist -2009 Japanese League Semifinals -2013, 16, 17, 18, 22, 23, 24, 25 Japanese League Regular Season Champion -2006 Japanese League Regular Season Runner-Up -2016 Japanese Cup Winner -2000 Japanese Cup Finalist -1999, 01, 02, 03, 05, 06, 07 |
League positions:
| Season | Tier | Division | W-L | Position + PlayOff | Cup | Asian competitions |
|---|---|---|---|---|---|---|
| 1990-09 | 11 | JPBL | ||||
| 2009-10? | 11 | W League | 12-16 | 5th | ||
| 2010-11 | 11 | W League | 11-17 | 6th | ||
| 2011-12 | 11 | W League | 11-17 | 6th | ||
| 2012-13 | 11 | W League | 16-6 | 3rd, lost in Semis 0-2 to Eneos S. | ||
| 2013-14 | 11 | W League | 21-12 | 6th | ||
| 2014-15 | 11 | W League | 19-11 | 5th | ||
| 2015-16 | 11 | W League | 17-3 | 2nd  lost in Semis 1-2 to Fujitsu RW | ||
| 2016-17 | 11 | W League | 14-8 | 5th lost in Semis 1-2 to Toyota A. | ||
| 2017-18 | 11 | W League | 22-11 | 4th, lost in Semis 56-78 to Eneos S. | ||
| 2018-19 | 11 | W League | 11-11 | 7th | ||
| 2019-20 | 11 | W League | 9-7 | 6th | ||
| 2020-21 | 11 | W League | 7-9 | 4th (East) | ||
| 2021-21 | 11 | W League | 13-11 | 7th, lost in Semis 0-2 to Toyota A. | ||
| 2021-22 | 11 | W League | 13-11 | 7th, lost in Semis 0-2 to Toyota A. | ||
| 2022-23 | 11 | W League | 15-11 | 7th, lost in Semis 0-2 to Toyota A. | ||
| 2023-24? | 11 | W League | 18-8 | 5th, lost in Semis 1-2 to Fujitsu RW | ||
| 2024-25 | 11 | W League | 15-13 | 3rd, lost in Semis 1-2 to Denso I. | ||
| 2025-26 | 1 | W League | 12-16 | 6th |
