Field Insider
Central midfielderJapanJ3 League

Shuntaro Koga

Project playerParceiro Nagano · 28 yrsStarter
20.2
Ratingi
30.7
Seasoni
2
Valuei

ratings updated 11 Oct 2026

Profile

Full nameShuntaro Koga
PositionCentral midfielder
NationalityJapan
Age28
Date of birth27 Aug 1998
Shirt number#46
ClubParceiro Nagano
More about S. Koga →
Central midfielder

Season stats

Full career & schedule →
19
Appearances
1
Goals
1
Assists
1417
Minutes

Domestic-league season · Parceiro Nagano.

Scout report

Project playerCentral midfielder

S. Koga is a 28-year-old central midfielder at Parceiro Nagano, enjoying a standout season — 1 goals and 1 assists in 19 appearances, a Season grade of 31, top 9% of J3 League central midfielders. On long-term scout potential he's rated 22.6, ranking 135th of 260 in the J3 League. An experienced operator, he has been an ever-present (82.9% of available minutes). His defensive output reads 3.18 tackles, blocks and interceptions per 90. Below: strengths, watch-points, market-value outlook and the latest transfer news on Koga.

Judged on this season alone, Koga graded 31 — an excellent campaign that ranks top 9% of the 100 central midfielders in the J3 League, on 1 goal, 1 assist and 3.176 defensive actions per 90.

We hold a single season for Koga, so there's no year-on-year comparison to draw yet — the read above is this campaign only.

On long-term talent our Rating reads 23, 49th of 100 of the 100 central midfielders in the J3 League. At 28 Koga is in his prime years, and a market index of 2 reflects that trajectory.

Current potential49th of 100 central midfielders · J3 LeagueCurrent seasonTop 9% central midfielders · J3 League9th-best central midfielder in the J3 League135th in the J3 League · potential49th-highest potential central midfielder in the J3 League
22.6
Ratingi
49th of 100 central midfielders
30.7
Seasoni
below regular-starter level
82.9%
Minutes
near ever-present
3.18
Def. actions / 90
moderate defensive volume

Output in context · Parceiro Nagano finished 9th of 20 · a mid-table side

19
Apps
3.18
Def. / 90
7
Tackles
38
Interceptions
4
Clean sheets

3.18 tackles, blocks & interceptions per 90 — moderate defensive volume, with 4 clean sheets across 19 appearances. Going forward he chipped in 1 goal and 1 assist — a useful bonus from the back.

Strengths

  • Availability. On the pitch for 82.9% of available minutes — a dependable presence in the XI.

Watch points

  • Level. Rates below a nailed-on top-tier starter on our model.

Outlook

With a Rating of 22.6, Koga carries the 49th-highest potential of the central midfielders in the J3 League of 100. Defensively he reads as moderate defensive volume (3.18 tackles, blocks & interceptions per 90). Experienced and reliable, but the value curve is easing (1.2× now → 0.9× projected in three years).

Generated from Field Insider's rating model · AI-written analysis to follow.

Season statistics

Bars = where he ranks among central midfielders in the J3 League with 600+ minutes this season.

Shooting

Goals1
Shots on target2
Shots12

Passing

Assists1
Pass accuracy87%

Possession

Successful dribbles5

Defending

Tackles7
Interceptions38
Blocks5

Yellow/red cards

Yellow cards2
Red cards0

Transfer news

No transfer news found for this player.