History:Founded: 1957
Achievements:
Japanese B2 League Champion -2005, 22Japanese B2 League Semifinals -2003, 08, 18 Japanese B2 League Group East Regular Season Champion -2022 Japanese B2 League Group Central Regular Season Champion -2018 Japanese B2 League Group West Regular Season Runner-Up -2021 Japanese B2 League Group Central Regular Season Runner-Up -2017, 19 Japanese B2 League Regular Season Runner-Up -2005, 08 Japanese JBL2 Champion -2009, 12 Japanese JBL2 Regular Season Champion -2009, 10, 11, 12 Japanese NBDL Finalist -2014, 16 Japanese NBDL Semifinals -2015 Japanese NBDL Regular Season Champion -2014, 15, 16 |
League positions:
| Season | Tier | Division | W-L | Position + PlayOff | Asian competitions |
|---|---|---|---|---|---|
| 1999-00 | 3 | JBL2 | 5th | ||
| 2000-07 | 3 | JBL2 | 7th | ||
| 2007-08 | 3 | JBL2 | 2nd | ||
| 2008-09 | 3 | JBL2 | 1st | ||
| 2009-10 | 3 | JBL2 | 1st | ||
| 2010-11 | 3 | JBL2 | 1st | ||
| 2011-12 | 3 | JBL2 | 1st | ||
| 2012-13 | 3 | JBL2 | 3rd | ||
| 2013-14 | 3 | NBDL | 1st | ||
| 2014-15 | 3 | NBDL | 1st | ||
| 2015-16 | 3 | NBDL | 1st  | ||
| 2016-17 | 2 | B2 League | 42-18 | 5th | |
| 2017-18 | 2 | B2 League | 39-21 | 4th, lost in Semis 0-2 to Fukuoka R. | |
| 2018-19 | 2 | B2 League | 40-19 | 6th | |
| 2019-20 | 2 | B2 League | 25-22 | 8th | |
| 2020-21 | 2 | B2 League | 35-21 | 4th, lost in Q-Finals 1-2 to Koshigaya A. | |
| 2021-22 | 2 | B2 League | 42-8 | 1st (Group East)  beat Sendai 89ers 2-1 in the Final | |
| 2022-23 | 1 | B1 League | 22-38 | 6th (West) | |
| 2023-24 | 1 | B1 League | 33-25 | 4th (Central) | |
| 2024-25 | 1 | B1 League | 30-30 | 5th (Central) | |
| 2025-26 | 1 | B1 League | 18-42 | 12th (West) |
