Ahn Joon-Soo

Following his move to Gimcheon Sangmu FC, Joon-Soo's current-season form is down 100% on last season (Season 3→0), while his Rating eased 31→25. His peak season for form remains 2024/25 (Season 13).

Domestic career

Season	Club	Apps	Match	RTG	Season
2026/27	Gimcheon Sangmu FC · 10th	1	1.48	33	4
2025/26	Suwon City FC · 3rd	31	7.02	31	3
2024/25	Suwon City FC · 5th	34	6.88	45	13
2023/24	Jeonnam Dragons	18	—	—	—
2022/23	Busan I Park	17	—	—	—

Domestic-league totals per season. RTG = Field Insider Rating (potential / ceiling); Season = age-blind form that year. 4 earlier seasons and 1 youth-team spell in the full career.

Korea Republic · international

Side	Apps	G
Korea Republic U17	3	0

Career caps & goals — tournament breakdown in the full career.

Scout report

Squad depthCentre-forward

Ahn Joon-Soo is a 28-year-old centre-forward at Gimcheon Sangmu FC, rated 25.2 overall by Field Insider's model. An experienced operator, he has been a fringe squad member this season (3.1% of available minutes). Below: strengths, watch-points, market-value outlook and the latest transfer news on Joon-Soo.

On the season, Joon-Soo graded 0 for current form (age-blind), on 0 goals and 0 assists in 1 appearance (0 involvements per 90).

Year-on-year, that's broadly in line with last season (Season 3 → 0). Over the 3 seasons on record his form has drifted down, peaking in 2024/25.

On long-term talent our Rating reads 25. At 28 Joon-Soo is in his prime years, and a market index of 3.7 reflects that trajectory.

From the career report

Read the full career report →

Past his 2024/25 peak — the recent trend is downward, so buyers are paying for what's left, not what was.

Peak: 2024/25Trending down

25.2

Ratingi

below regular-starter level

Seasoni

below regular-starter level

3.1%

Minutes

limited game time

Goal contrib / 90

low end product

Output in context · Gimcheon Sangmu FC finished 10th of 12 · a relegation-threatened side

Apps

Goals

Assists

G+A

Goals / app

0 goals in 1 appearance (0 per game) — light end product the role wants to see climb.

Watch points

Game time. Only 3.1% of available minutes — needs a settled run to prove the level.
Output. 0 contributions per 90 is light for an attacking role — end product needs to climb.
Level. Rates below a nailed-on top-tier starter on our model.

Outlook

Rated 25.2 overall — below regular-starter level. In the final third he profiles as a work-in-progress on end product (0 goal contributions 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.

Per 90 & availability

Minutes played %3.1%

Available fixtures32 of 32

Goals / 900

Assists / 900

Goal contribution / 900

Defensive actions / 900

Player flow

Goal involvements0

Cards / 900

Season-by-season progression

Rating (potential)Season (form)

Value & potential by age

Market valueRating

Solid = now · dashed = projected

The gold line is market value — an index (not €) blending rating, age and league. It climbs through the early 20s, peaks around ages 23–27 (~6), then tapers with age. At 28, Joon-Soo sits on 3.7, past its peak and easing. The blue line is Joon-Soo's projected Rating — 25.2 today — recomputed at each age, so it follows the same rise-and-fall as a career matures and declines. Solid = up to today; dashed = projected.

Transfer history

Gimcheon Sangmu FC(on loan)Jan 2026 – now

Suwon City FCuntil Jan 2026

BBusan I ParkJan 2021 – Jan 2026Free

Cerezo Osaka(back from loan)Jan 2020 – Jan 2021

Kagoshima United(on loan)Feb 2018 – Jan 2020

Cerezo Osakauntil Feb 2018

About Ahn Joon-Soo

Joon-Soo Ahn is a 28-year-old centre-forward who plays for Gimcheon Sangmu FC, born on January 28, 1998 in Uijeongbu, standing 188 cm tall. He is from Korea Republic. Gimcheon Sangmu FC currently sit 10th of 12 in the K League 1.

This season

In the current season, Ahn Joon-Soo has made 1 appearances with 0 goals and 0 assists across 90 minutes, averaging a 5.9 match rating over his last 1 rated games. Though primarily a centre-forward, he has also lined up in goal this season.

Recent matches

October 18, 2026: 2-2 draw away at FC Seoul (90 minutes, 5.9 rating)

Field Insider's view

Field Insider currently rates Ahn Joon-Soo at 25.2 with a Season form score of 0. See the full scout report for strengths, watch-points and the market-value outlook.

His honours include 4 career titles — among them the AFC U23 Asian Cup and the Emperor Cup. Full list in the career record.

Career

Across 9 recorded seasons, Ahn Joon-Soo has totalled 194 club appearances with 0 goals and 0 assists for 7 different clubs. His busiest campaign came in 2019/20, with 36 appearances for Kagoshima United.

Ahn Joon-Soo's career has also included time at Suwon City FC, BBusan I Park, Cerezo Osaka and Kagoshima United.

On the international stage, Ahn Joon-Soo has represented Korea Republic U17 — 3 caps in our records.

Transfer news

No transfer news found for this player.

Profile

Season stats

Career

Scout report

Output in context · Gimcheon Sangmu FC finished 10th of 12 · a relegation-threatened side

Watch points