"London calling!Excited to join @Arsenal, here we go" -Arsenal's new signing Leandro Trossard pictured showing off his shirt no 19

Leandro Trossard has taken to his social media space to confirm his shirt no after his arrival at Arsenal.

The 28-year-old becomes Mikel Arteta first signing this January window, putting pen on a paper for four and half deal. 

Arsenal have announced the permanent signing of Trossard for fee worth over £21 million plus $5 million in add-ons.

Sharing the photos on himself holding the Arsenal shirt, he captioned: "London calling! Excited to join @Arsenal, here we go." 

Leandro Trossard, a player for Belgium national team moved to the Emirates Stadium after he fell out with his Brighton Hove Albion manager, Roberto De Zerbi.

Reportminds Blog understands that Leandro Trossard will wear shirt no 19, which was previously worn by Nicolas Pepe whose on loan at Nice in Ligue 1. 

The forward has made 16 Premier League appearances this season and has scored seven goals, including a hat-trick against Liverpool in October at Anfield. Later that month at Manchester City in the Premier League, Leandro scored his 100th goal for his club career.

According to football journalist, Charles Watt, Leandro Trossard took part in the training session ahead of their Premier League clash this weekend.

The Gunners who are sitting on top of the Premier League table will host Manchester City at the Emirates stadium on Sunday. 

It's uncertain whether Trossard will be available, but Arsenal revealed that all necessary documents have been submitted.