#16菊池雄星
Los Angeles Angels · P · Bats L, Throws L
Yusei Kikuchi is off to a difficult start in 2026 — his second year of a three-year deal with the Angels. After a career year in 2025 (33 starts, two All-Star selections, Opening Day starter), his 2026 ERA of 6.21 through 6 starts reflects a command issue rather than a stuff issue. His K/9 of about 9.93 confirms the swing-and-miss is still there — the path back is tightening his walk rate.
Yusei Kikuchi has built a solid MLB career since debuting with the Mariners in 2019, accumulating 50+ wins as a starter. His powerful fastball and sharp slider anchor a durable repertoire — in 2025 with the Angels, he served as Opening Day starter, made a league-high-tying 33 starts, and earned his second All-Star selection. Now in year two of a three-year deal, Kikuchi remains the anchor of the Angels' rotation in 2026.
7 starts · 33 total strikeouts
| Date | Opp | IP | K | HR | BB | Dec |
|---|---|---|---|---|---|---|
| 4/30 | @CWS | 2.0 | 1 | - | 1 | - |
| 4/25 | @KC | 5.0 | 5 | - | 2 | L |
| 4/19 |
Loading season chart…
| Year | Team | APP | GS | W | L | ERA | IP | K | WHIP | SV |
|---|---|---|---|---|---|---|---|---|---|---|
| 2019 | - | 32 | 32 | 6 | 11 | 5.46 | 161.2 | 116 | 1.52 | 0 |
| 2020 | - | 9 | 9 | 2 | 4 | 5.17 | 47.0 | 47 | 1.30 | 0 |
| 2021 | - | 29 | 29 | 7 | 9 | 4.41 | 157.0 | 163 | 1.32 | 0 |
| 2022 | - | 32 | 20 | 6 | 7 | 5.19 | 100.2 | 124 | 1.50 | 1 |
| 2023 | - | 32 | 32 | 11 | 6 | 3.86 | 167.2 | 181 | 1.27 | 0 |
| 2024 | - | 22 | 22 | 4 | 9 | 4.75 | 115.2 | 130 | 1.34 | 0 |
| 2024BEST | - | 10 | 10 | 5 | 1 | 2.70 | 60.0 | 76 | 0.93 | 0 |
| 2024BEST | - | 32 | 32 | 9 | 10 | 4.05 | 175.2 | 206 | 1.20 | 0 |
| 2025 | - | 33 | 33 | 7 | 11 | 3.99 | 178.1 | 174 | 1.42 | 0 |
| 2026 | - | 7 | 7 | 0 | 3 | 5.81 | 31.0 | 33 | 1.58 | 0 |
| Career | - | 206 | 194 | 48 | 61 | 4.50 | 1019.0 | 1044 | 1.37 | 1 |
Kikuchi's latest 2026 stats are updated daily in the stats box at the top of this page. ERA, strikeouts, WHIP, and innings pitched are all tracked. Through April 27 (6 starts), he is 0-3 with a 6.21 ERA and 1.59 WHIP — a command issue, as his K/9 of about 9.93 shows the strikeout stuff remains fully intact.
Through April 27, Kikuchi is off to a difficult start — 0-3 with a 6.21 ERA across 6 starts (29.0 IP), driven by 13 walks and a 1.59 WHIP. The strikeout numbers remain elite (32 K, K/9 ~9.93), confirming the fastball-slider arsenal that earned him the 2025 All-Star nod is still working. The path back is tightening his BB/9 — a May/June correction is well within his historical range.
Kikuchi's 2026 ERA sits at 6.21 with a K/9 of approximately 9.93 (32 strikeouts in 29.0 innings) through 6 starts as of April 27. The K/9 is comfortably above the MLB starter average of about 8.5, but the 1.59 WHIP and 13 walks (BB/9 ~4.0) are inflating run-scoring opportunities. In 2025 he posted a career-best workload — 33 starts, second straight Opening Day assignment, second All-Star selection — and the underlying stuff suggests that level is recoverable.
Kikuchi is a left-handed starting pitcher for the Los Angeles Angels. He is the Angels' Opening Day starter and pitches every five days as the anchor of their rotation. Now in his 8th MLB season, he is the most experienced active Japanese pitcher in the American League.
Yusei Kikuchi was born on September 27, 1991, making him 34 years old during the 2026 MLB season. He debuted with the Mariners in 2019 and is now in his second year of a three-year deal with the Angels, having earned All-Star selection in both 2023 and 2025.
As a left-handed pitcher, Kikuchi has a natural advantage against left-handed hitters — his slider slides away from them, generating weak contact and strikeouts. Historically in MLB, left-handed batters have posted a lower batting average and OPS against him compared to right-handers. His 2026 K/9 of about 9.93 confirms the bat-missing stuff is working against both sides.
Kikuchi works primarily with a four-seam fastball (mid-90s mph) and a sharp, sweeping slider as his two main weapons. He also mixes in a changeup and occasional curveball. The fastball-slider combination is what generates his high strikeout totals — the slider in particular has been his best pitch in recent seasons, generating elite swing-and-miss against batters of both handedness.
Kikuchi's next scheduled start is reflected in the schedule section on this page. As the Angels' rotation anchor, he pitches approximately every five days. Check the stats box above for the latest start log and upcoming dates.
Kikuchi's most recent start (IP, K, ER, pitch count, win/loss) is updated in the stats box at the top of this page and on the dedicated "Today" page. The Today page also includes pitch usage by type (fastball, slider, changeup), swing-and-miss rates, splits vs RHB/LHB, and a Unico AI breakdown. Live in-play updates run during the game; final results are posted by 18:00 JST.
Yusei Kikuchi plays for the Los Angeles Angels as a left-handed starting pitcher. He is in the second year of his three-year deal in 2026, having served as the Angels' Opening Day starter and earned All-Star selection in 2025. With his 8th MLB season underway, he is the most experienced active Japanese pitcher in the American League.
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Data: MLB Stats API · Auto-updated hourly
【2026 as of 4/27】6 starts, 0-3 record, 6.21 ERA, 32 K, 1.59 WHIP in 29.0 IP — a rough start continues after a career year in 2025. The 32 strikeouts (K/9 ~9.93) show the stuff is intact; the ERA problem is walks (13 BB) and big innings rather than an absence of quality pitches
| vsSD |
| 6.0 |
| 8 |
| - |
| 1 |
| - |
| 4/14 | @NYY | 3.1 | 3 | 2 | 4 | - |
| 4/8 | vsATL | 5.0 | 8 | - | 1 | L |
| 4/2 | @CHC | 5.1 | 5 | - | 4 | L |
| 3/28 | @HOU | 4.1 | 3 | 1 | 1 | - |
In-depth metrics aggregated from every at-bat and pitch. Collapsed by default.
Data as of: 2026-05-17
Green = improvement, red = decline. "—" means no data in the same month last year.
Pitching
| Mar | Apr | |
|---|---|---|
| ERA | -0.35 | +1.82 |
| K | -2 | +7 |
| WHIP | +1.25 | -0.28 |
Comprehensive 2026 season analysis generated by Claude AI from stats data.
Through 7 starts and 31 innings, Kikuchi's 2026 numbers sit below MLB league benchmarks. His 5.81 ERA is well above the MLB average of 3.48 and trails the P50 mark of 3.35 by a wide margin. The 1.58 WHIP also exceeds the league average of 1.19, placing him outside the P75 (1.02) and P90 (0.95) tiers. Compared to his 2023-2025 stretch, when his ERA ranged from 3.86 to 4.05, the early returns represent a clear step back. Sample size remains small at 31 innings, so regression toward his recent career baseline is plausible, but the current profile reflects a pitcher working through command and contact-quality issues.
The strikeout rate remains a genuine asset. Kikuchi's 9.58 K/9 sits comfortably above the MLB average of 8.51 and approaches the P75 threshold of 9.77, indicating his swing-and-miss stuff is still playing at an above-average level. This figure also tracks closely with his 2023 (9.72) and 2024 (10.55) marks, suggesting the underlying repertoire and velocity have not eroded. With 33 strikeouts in 31 innings, he is generating outs through bat-missing rather than relying purely on contact management. The strikeout profile gives him a foundation to build from once the secondary concerns are addressed.
Control is the most pressing gap. His 4.06 BB/9 substantially exceeds the MLB average of 2.88 and trails the P50 mark of 2.86, representing a notable jump from his 2025 baseline. The elevated WHIP of 1.58 reflects both the walk rate and a hit profile running above prior norms. The combination of free passes and baserunners has driven the run prevention numbers, even with the strikeout rate holding firm. Until the walk rate moves closer to his 2.5-3.0 BB/9 career range, the ERA is unlikely to compress meaningfully toward league average.
The path forward hinges on command rather than stuff. Given his consistent track record from 2023 to 2025 of 167-178 innings with sub-4.10 ERAs, a return toward that baseline is reasonable if the walk rate normalizes. The strikeout ability provides a floor, and the small 31-inning sample means a handful of cleaner outings can move the ratios quickly. Realistic expectations point toward a final line closer to his recent career norms than the current figures, though reaching MLB P75 territory would require sustained improvement in walks and contact suppression over the remaining starts.
AI-generated content (Claude)
Older games on the left, most recent on the right. Color shows how they played.
Best: 6IP+ / ≤1ER · Good: 5IP+ / ≤2ER · OK: 4IP+ / ≤3ER · 4ER · ≥5ER (blowup)
Percentile rank against all MLB players (P25/P50/P75/P90). Triangle = player, line = MLB avg.
ERA vs right-handed and left-handed batters this season. Spot weaknesses by batter type.
| Split | ERA | IP | K | BAA |
|---|---|---|---|---|
| vs RHB | -.-- | 23.2 | 25 | .284 |
| vs LHB | -.-- | 7.0 | 8 | .276 |
Situational splits for the current season. See strengths and weaknesses by scenario.
| Split | OAVG | OOPS | HR | K | BB |
|---|---|---|---|---|---|
| vs RHB | .284 | .791 | 2 | 25 | 11 |
| vs LHB | .276 | .812 | 1 | 8 | 3 |
| Split |
|---|
Career-long performance trends for every key stat. How does this year compare to history?
| Season | G | IP | ERA | WHIP | K/9 | BB/9 | K |
|---|---|---|---|---|---|---|---|
| 2021 | 29 | 157.0 | 4.41 | 1.32 |
| OAVG |
|---|
| OOPS |
|---|
| HR |
|---|
| K |
|---|
| BB |
|---|
| Home | .250 | .645 | 0 | 16 | 2 |
| Away | .298 | .866 | 3 | 17 | 12 |
3.55 |
163 |
| 2022 | 32 | 100.2 | 5.19 | 1.50 | 11.09 | 5.19 | 124 |
| 2023 | 32 | 167.2 | 3.86 | 1.27 | 9.72 | 2.58 | 181 |
| 2024 | 32 | 175.2 | 4.05 | 1.20 | 10.55 | 2.25 | 206 |
| 2025 | 33 | 178.1 | 3.99 | 1.42 | 8.78 | 3.73 | 174 |
| 2026Now | 7 | 31.0 | 5.81 | 1.58 | 9.58 | 4.06 | 33 |