Matt O’Riley left for Brighton for a record fee of £25million plus add ons earlier this week.
Unwilling to discuss the sale of another important player in the current window, Mail Sport understands the Parkhead club refused to discuss an approach from an unnamed Ligue 1 club earlier this week.
An enquiry from Russian side Zenit St Petersburg was also rejected last month, while English Premier League side Leicester City failed to firm up their interest with a formal offer.
Under contract until 2028, 26-year-old Hatate is in no rush to leave Glasgow. A goalscorer in two of Celtic’s three league games so far, the Japanese international will not be leaving before Friday’s 11pm deadline.
The 20-year-old spent last season on loan with Levante and signed a new deal at the Nou Camp before agreeing to move to Scotland on loan.
The fifth signing of the summer, Valle joins keepers Kasper Schmeichel and Viljami Sinisalo, striker Adam Idah and midfielder Paulo Bernardo.