Crystal Palace have signed Japan defender Takehiro Tomiyasu on a free transfer, landing a player with Premier League and Champions League experience for no fee at all (BBC Sport).

The deal follows a successful trial period. Palace were in advanced talks as recently as 6 August, with the move reported but not yet finalised (The Athletic). Now it's done — and Tomiyasu arrives at Selhurst Park with a backstory that should endear him to his new supporters quickly. Back in August 2023, he was sent off while playing for Arsenal against Crystal Palace (cpfc.co.uk). Football has a way of writing those loops.

Tomiyasu originally joined Arsenal ahead of the 2021/22 season (cpfc.co.uk). A club World Cup 2026 feature in June listed him as an Ajax player, reflecting a spell away from north London before his Palace move (cpfc.co.uk). Versatile across the back line and comfortable on either flank, he gives Palace a defender who can plug multiple gaps — useful for a squad about to take on a heavier fixture list.

Palace are in the Europa League this season, a reward for winning the Conference League last term (BBC Sport). That European football brings prestige and revenue, but it also brings tighter financial constraints. Uefa's squad cost ratio caps spending on wages, transfers and agent fees at 70% of club revenue for clubs in its competitions. In the Premier League, clubs not involved in Europe can spend up to 85% of revenue. The difference matters.

That 15-percentage-point gap goes a long way toward explaining Palace's transfer strategy. They have not paid a fee for a single player this window. Tomiyasu arrived on a free. So did Óscar Mingueza, the Spanish defender whose contract at Celta Vigo expired and who now joins Palace's back line (BBC Sport). For a club balancing European football against Uefa's cost controls, free transfers are not just opportunism — they are the most efficient way to strengthen without breaching the rules.

Palace are also moving towards a deal for 19-year-old Real Salt Lake winger Zavier Gozo, though no fee has been confirmed (BBC Sport). Meanwhile, there has been interest in Brennan Johnson, who only joined the club in January. Whether Johnson stays or goes could shape how Palace approach the final weeks of the window.

On the academy side, defender George King signed his first professional contract with the club back in March (cpfc.co.uk). A small story, but the kind that rounds out a window — seasoned internationals arriving for free, a teenager turning professional, and a young American winger potentially on his way in.

For fans, the message is straightforward. Palace are building for a European campaign on a budget shaped by Uefa's rules, and they are doing it smartly. Tomiyasu and Mingueza bring experience for nothing. The Gozo deal, if it completes, adds youthful promise. The hard part — competing on Thursday nights and Sunday afternoons — is still to come.