16
HRs allowed
8.4%
HR rate (pool)
15.4%
Overall HR/FB
3.44
FIP
3.27
xFIP
+0.17
FIP − xFIP gap
Leak meter
STINGY
LEAKY
69
season HR/FB pctile vs MLB pitchers — higher = more HR-prone
Tonight's read
vulnerability percentile · model flags
no model flags today
Vulnerability 69th pctile (season HR/FB pctile vs MLB pitchers)
Where he leaks
quality of contact allowed · season
Barrel% allowed
14.1%
Hard-Hit% allowed
65.5%
Fly-ball rate
—
avg HR 104.4 EV · 392 ft
max EV allowed 114.2
Batted-ball xSLG splits and HR spray direction aren't tracked for pitchers yet.
Recent form
HR allowed by scored game day
7D · 2 HR ↑
15D · 2 HR
30D · 3 HR
Dot size = HRs allowed that game day · scored pool only.
Threat Matrix
tonight's lineup × his arsenal families
No lineup yet — the Threat Matrix fills in when today's slate lists batters against Yoshinobu Yamamoto.
Arsenal ledger
per-pitch damage against · season
PitchUseEVLAHRRV/100Damage
Splitter Offspeed
26.7%
82.3
-7.5°
6
-0.5
Fastball Hard
26.6%
82.5
31.9°
6
-2.6
Cutter Hard
15.1%
78.6
16.7°
2
-0.9
Sinker Hard
12.8%
84.3
10.6°
1
-2.5
Curveball Breaking
12.6%
80.6
9.5°
1
-0.7
Slider Breaking
6.1%
82.3
12.3°
0
-2.2
RV/100 = run value against per 100 pitches — higher = more damage allowed. Damage bar is scaled across his own arsenal.
Full ledger
pool + season datapoints · pctile-chipped where ranked
Pool matchups191
HRs allowed (pool)16
Pool HR rate8.4%
Pool HR/game day0.7
Top-15 matchups13
HRs to top-150
Overall HR/FB15.4% 69
HR/9—
FIP3.44 27
xFIP3.27
FIP − xFIP+0.17 58
Barrel% allowed14.1%
Hard-Hit% allowed65.5%
FB%—
K/9—
BB/9—
WHIP—
IP—
Pool = tracked matchup population · pctile chips = MLB-wide percentile (hot ≥ 85) · as of 2026-08-31
Splitter
Offspeed · 26.7% usage
-0.5
run value against / 100 pitches
Avg EV against82.3 mph
Avg launch angle-7.5°
HRs allowed6
Pitches650
Fastball
Hard · 26.6% usage
-2.6
run value against / 100 pitches
Avg EV against82.5 mph
Avg launch angle31.9°
HRs allowed6
Pitches648
Cutter
Hard · 15.1% usage
-0.9
run value against / 100 pitches
Avg EV against78.6 mph
Avg launch angle16.7°
HRs allowed2
Pitches367
Sinker
Hard · 12.8% usage
-2.5
run value against / 100 pitches
Avg EV against84.3 mph
Avg launch angle10.6°
HRs allowed1
Pitches311
Curveball
Breaking · 12.6% usage
-0.7
run value against / 100 pitches
Avg EV against80.6 mph
Avg launch angle9.5°
HRs allowed1
Pitches307
Slider
Breaking · 6.1% usage
-2.2
run value against / 100 pitches
Avg EV against82.3 mph
Avg launch angle12.3°
HRs allowed0
Pitches149
Usage by handedness
what tonight's lefties/righties will see
Per-handedness pitch usage isn't tracked yet — the arsenal cache is a season aggregate.
Zone map
damage by location
Per-zone damage isn't tracked yet for pitchers.
Pitcher vs. Batter
career PA vs tonight's listed order
No listed order yet — BvP rows appear when today's slate lists batters against Yoshinobu Yamamoto.
BvP under 20 PA is noise — use it for pitch-mix memory, not projection. Context only: not part of the model score.
HR Log
16 allowed · scored pool
avg 104.4 EV · 392 ft
3 in last 30D
DateBatterRankScoreStadiumEVLADist
Every row is a scored-pool matchup — HRs to unscored batters aren't tracked. Pitch type, count, and field direction aren't in the pool log yet.
Game-day log
last 15 scored game days · pool
DateStadiumMatchupsHRMax EV
2026-08-27
9
1
107.2
2026-08-21
7
1
112.8
2026-08-14
7
0
105.6
2026-08-08
9
0
108.7
2026-08-01
8
1
106.3
2026-07-25
7
0
107.4
2026-07-19
8
1
108.6
2026-07-11
9
2
101.5
2026-07-04
6
0
102.2
2026-06-27
7
1
104.3
2026-06-20
9
0
99.5
2026-06-13
8
1
110.3
2026-06-06
7
1
106.2
2026-05-31
9
1
102.4
2026-05-24
9
0
104.4
Box-score start lines (IP · H · ER · K · BB · pitch counts) aren't tracked yet — this is his scored-pool day log, matchups our model actually graded.
Tonight
park factor · wind · temp
Ballpark conditions unavailable — Yoshinobu Yamamoto isn't on a scored slate with park & weather inputs.
Fences vs his leak
wall distance · damage overlay
Yoshinobu Yamamoto isn't on a scored slate — no park to compare his damage against.
Venue splits
HRs allowed by venue · pool
VenueFacedHRRate
98
11
11%
16
2
12%
9
1
11%
8
1
12%
8
1
12%
9
0
0%
HRs allowed ÷ scored matchups at each park · top 6 of 11. Rate is per scored matchup, not HR/9 — box-score innings aren't tracked.
Common questions about Yoshinobu Yamamoto
How many home runs has Yoshinobu Yamamoto allowed this season?
Yoshinobu Yamamoto has allowed 16 home runs across 23 scored game days in the TheHomeRuns pool this season.
Which batters have homered off Yoshinobu Yamamoto?
In the TheHomeRuns scored pool, the batters with home runs against Yoshinobu Yamamoto include Zach Neto (2), Ben Rice (1), Bryson Stott (1) and 26 more.
Model output for entertainment and research. Not gambling advice.