History:Founded: 1948
League achievements:
Japanese League Champion -2018, 19Japanese League Finalist -2015 Japanese League Semifinals -2014, 16, 23 Japanese League Regular Season Champion -2016 Japanese League Group East Regular Season Champion -2020, 24 Japanese League Group East Regular Season Runner-Up -2018, 23 Japanese League Group Central Regular Season Runner-Up -2025 Japanese JBL Superleague Champion -2002, 06, 07, 12 Japanese JBL Superleague Finalist -2004, 08 Japanese JBL Superleague Semifinals -2005, 09, 13 Japanese JBL Superleague Regular Season Champion -2006 Japanese JBL Superleague Regular Season Runner-Up -2007, 08, 12, 13 Japanese NBL Eastern Division Regular Season Runner-Up -2014 Japanese Cup Winner -2012, 26 Japanese Cup Finalist -2008, 14, 25 Japanese Cup Semifinals -2007, 09, 11, 13, 15, 16, 17, 19, 21
International achievements:
FIBA Asia Champions Cup Winner -2019FIBA Asia Champions Cup Finalist -2018 East Asia Super League Semifinals -2026 |
League positions:
| Season | Tier | Division | W-L | Position + PlayOff | Cup | Asian competitions |
|---|---|---|---|---|---|---|
| 1996-00 | 1 | JBL | ||||
| 2000-01? | 1 | JBL Pre Superleague | Semifinals | |||
| 2001-07 | 1 | JBL Super | ||||
| 2007-08 | 1 | JBL | Finalist | |||
| 2008-09 | 1 | JBL | 18-17 | 4th, lost in Semis 0-2 to Aishin SH | Semifinals | |
| 2009-10 | 1 | JBL | 20-22 | 6th | ||
| 2010-11 | 1 | JBL | 23-13 | 3rd | Semifinals | |
| 2011-12 | 1 | JBL | 29-13 | 2nd  beat Aishin SH 3-1 in the Finals | Winner | |
| 2012-13 | 1 | JBL | 32-10 | 2nd  lost in Semis 1-2 to Toshiba BT | Semifinals | |
| 2013-14 | 1 | NBL | 41-9 | 2nd lost in Semis 0-2 to Toshiba BT | Finalist | |
| 2014-15 | 1 | NBL | 41-12 | 3rd  lost in Finals 1-3 to Aishin SH | Semifinals | |
| 2015-16? | 1 | NBL | 47-8 | 1st lost in Semis 0-2 to Aishin SH | Semifinals | |
| 2016-17 | 1 | B1 League | 43-17 | 5th, beat NeoPhoenix Hamamatsu 2-0 in the Q-Finals | Semifinals | |
| 2017-18 | 1 | B1 League | 46-15 | 2nd beat Chiba Jets 85-60 in the Finals | ||
| 2018-19 | 1 | B1 League | 43-16 | 4th beat Chiba Jets 71-67 in the Finals | Semifinals | |
| 2019-20 | 1 | B1 League | 32-9 | 1st | ||
| 2020-21 | 1 | B1 League | 33-23 | 9th | Semifinals | |
| 2021-22 | 1 | B1 League | 39-14 | 3rd (Group East), lost in Quarterfinals 1-2 to Shimane SM | ||
| 2022-23 | 1 | B1 League | 42-18 | 2nd (East) lost in Semis 0-2 to Chiba Jets | ||
| 2023-24 | 1 | B1 League | 48-12 | 2nd (East), lost in Quarterfinals 1-2 to Ryukyu GK | ||
| 2024-25 | 1 | B1 League | 44-16 | 2nd (Central), lost in Quarterfinals 0-2 to Chiba Jets | Finalist | |
| 2025-26 | 1 | East Asia Super | 41-19 | 4th (East), lost in Quarterfinals 0-2 to Nagasaki | Winner |  East Asia Super League: 1st (Group C) (5-1), lost in 3rd Place 76-77 to Ryukyu GK |
