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B.League · Updated 2026-09-01 · 2025-2026 seasonB.League form guide: hottest & coldest teams

Why we wrote this

Nagasaki top the B.League form table at 78% (47-13, +11.5 run differential). Akita sit at the bottom on 17% (10-50). The gap between top and bottom is 61 percentage points , a meaningful spread when the bookmakers come to price spreads and totals.

Highest-scoring offence: Nagasaki at 91.2 PPG. Stingiest defence: Gunma allowing just 73.0 PPG. When those two profiles meet , elite offence vs elite defence , totals tend to land 5-10% under the posted line because defensive pace dominates head-to-head.

The B.League form guide ranks every team currently active in the 2025-2026 season by win percentage, with PPG for/against and run differential alongside. The list refreshes every Monday so it always reflects the most recent results we hold.

Use it as your shortcut to the strongest streams of the week, the value bets on the table, and the matchups likeliest to actually be competitive when tip-off arrives. Cross-reference the B.League this week page for upcoming fixtures and the form-vs-form mismatches that drive most edges in the market.

Full B.League form ranking

1 Nagasaki 47–13 · 78% 91.2 / 79.7 (+11.5) WWLWW
2 Utsunomiya Brex 45–15 · 75% 85.5 / 80.0 (+5.5) WWLLL
3 SeaHorses Mikawa 43–17 · 72% 83.8 / 77.8 (+6.0) WWLLL
4 Gunma 42–18 · 70% 83.2 / 73.0 (+10.2) LWWLL
5 Chiba 42–18 · 70% 84.3 / 76.8 (+7.5) LWWLL
6 Ryukyu 42–18 · 70% 82.2 / 75.0 (+7.2) WWWLL
7 Diamond Dolphins 41–19 · 68% 82.9 / 75.0 (+7.9) LWWLL
8 Alvark 41–19 · 68% 81.5 / 77.6 (+3.9) WWLLL
9 Hokkaido 37–23 · 62% 88.3 / 86.7 (+1.6) WLWLW
10 NeoPhoenix 36–24 · 60% 85.9 / 83.1 (+2.8) WLLWW
11 Sendai 35–25 · 58% 82.8 / 79.8 (+3.0) LWWLL
12 Saga 32–28 · 53% 82.3 / 81.7 (+0.6) WLLWW
13 Hiroshima D. 31–29 · 52% 86.0 / 84.1 (+1.9) WLLLL
14 Shimane 28–32 · 47% 79.5 / 81.1 (-1.6) LLWWL
15 Yokohama 26–34 · 43% 79.4 / 81.7 (-2.3) LLWLL
16 Sun Rockers Shibuya 25–35 · 42% 76.5 / 80.1 (-3.6) LWLLW
17 Osaka 23–37 · 38% 81.1 / 83.1 (-2.0) LLWLL
18 Shiga 23–37 · 38% 80.3 / 85.0 (-4.7) LLLWL
19 Koshigaya Alphas 21–39 · 35% 75.7 / 82.1 (-6.4) LWWLW
20 Kyoto 20–40 · 33% 74.7 / 81.2 (-6.5) LWLLW
21 Ibaraki Robots 19–41 · 32% 76.2 / 81.4 (-5.2) WWLWW
22 Altiri Chiba 19–41 · 32% 78.9 / 84.2 (-5.3) LLWLL
23 Nagoya Fighting Eagles 18–42 · 30% 80.0 / 84.5 (-4.5) LLLLW
24 Toyama 18–42 · 30% 81.8 / 88.6 (-6.8) LWWWW
25 Brave Thunders 16–44 · 27% 75.9 / 84.0 (-8.1) LLLWW
26 Akita 10–50 · 17% 73.3 / 85.5 (-12.2) LLLLL

Hottest teams · highest win %

1Nagasaki78% · 47–13
2Utsunomiya Brex75% · 45–15
3SeaHorses Mikawa72% · 43–17

Coldest teams · lowest win %

1Akita17% · 10–50
2Brave Thunders27% · 16–44
3Nagoya Fighting Eagles30% · 18–42

Top-scoring teams · PPG

1Nagasaki91.2 PPG
2Hokkaido88.3 PPG
3Hiroshima D.86.0 PPG

Stingiest defences · PPG allowed

1Gunma73.0 allowed
2Ryukyu75.0 allowed
3Diamond Dolphins75.0 allowed

FAQ

Who's top of the B.League form table?

Nagasaki currently top the B.League form ranking on 78% win rate (47-13). The full ordered list with last-5 sequences is below.

How is B.League form calculated?

Form is calculated as season-to-date win percentage in the current 2025-2026 season, sourced from official league standings. We also show points-for and points-against per game (PPG), run differential (positive = scoring more than conceding), and last-5 result sequence (W/L tooltip).

How often does this B.League form guide update?

The page auto-refreshes every Monday at 06:00 UTC with results from the previous week. Mid-week scores are reflected on the next refresh. The data source is the same feed used for the live and head-to-head sections of the site.

What can I do with B.League form data?

Cross-reference it with the B.League this week page , fixtures pitting a top-form side against a bottom-form side are where the line is softest, especially on Asian Handicap and team-totals. The biggest edge is form mismatches that the price hasn't fully priced in.