Goal efficiency
How clinical and direct the player was in front of goal — volume, accuracy, and conversion.
Jagiellonia · Ekstraklasa · Defender · #4 · Japan · 25 yrs
Y. Kobayashi plays as a defender for Jagiellonia. Y. Kobayashi is a represents Japan, 25 years old, defender, currently at Jagiellonia. Y. Kobayashi wears shirt number 4 for Jagiellonia. Y. Kobayashi was born in Kobe, Japan on 2000-07-18. Y. Kobayashi is 185 cm tall and weighs 75 kg. Y. Kobayashi's Sportra profile tracks season statistics across Ekstraklasa, FA Cup, UEFA Europa Conference League, World Cup - U20, and other leagues. Y. Kobayashi's page brings together career clubs, trophies, injury history, multi-competition stats, and related news headlines. On Sportra you can explore Y. Kobayashi season statistics, transfer history, trophies, injury updates, and related news across every competition tracked in the profile.
| Season | Team |
|---|---|
| 2025 |  Jagiellonia JAG |
| 2024 |  Portimonense POR |
| 2023 |  Celtic CEL |
| 2022 | Celtic CEL |
| 2021 |  Vissel Kobe KOB |
| Date | Type | From | To |
|---|---|---|---|
| 2025-07-03 | Transfer | Portimonense POR | Jagiellonia JAG |
| 2024-08-24 | N/A | Celtic CEL | Portimonense POR |
| 2023-01-01 | N/A | Vissel Kobe KOB | Celtic CEL |
Season intelligence
Profile as Defender: balanced output without a single dominant trait. Archetype: Balanced contributor. Season rating 6.7.
Scaled 0–99 from season output — map to fantasy, comparisons, or scouting cards.
Per-90 rates, efficiency ratios, and Sportra indices from season totals.
How clinical and direct the player was in front of goal — volume, accuracy, and conversion.
Playmaking output: assists, key passes, and custom chance-creation signals.
How often they draw fouls and stay out of trouble with cards.
Tackles, duels, and off-ball defensive contribution.
Shot-stopping, goals conceded, and penalty saves.
Minutes, availability, and how central they were to the team.
Every tracked category for this league and season, grouped by Sportra.
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