The 33-year-old joined the club in the summer from Monaco but has failed to make a significant impact, as Les Girondins ended the year sat 10th in the Ligue 1 standings.
Coach Jocelyn Gourvennec even questioned Toulalan’s performances and the player himself has now admitted to his shortcomings.
The 36-time capped French international concedes he struggled to live up to expectations during the opening half of the campaign but is determined to prove his worth to the side.
He told reporters: “I am well aware that the first part of the season was not good. I have to do more and that’s what I strive to do.
“Things did not necessarily go very well in the first six months, so it is for me to think a little bit and improve the level of the team.”
Arsenal have confirmed the appointment of former Paris Saint-Germain boss Unai Emery as the club's first ever head coach.
Arsenal have reportedly beaten Manchester United, Southampton and Brighton to teenage Estonian goalkeeper Karl Jakob Hein.
Graham Potter will reportedly be unveiled as Swansea City's new boss on Friday, bringing two staff with him from Ostersunds.