Khloé Kardashian and Tristan Thompson enjoy a date night in Boston

George Pimentel / Getty Images; Khloe Kardashian / Instagram Tristan Thompson and Khloé Kardashian

Khloé Kardashian has landed in Massachusetts.

The 36-year-old Keeping up with the Kardashians The star joined boyfriend Tristan Thompson in Boston on Tuesday night, as the basketball player, 29, prepares to take to court with his new team, the Boston Celtics.

The couple went to Zuma restaurant at the Four Seasons Hotel One Dalton Street for a quiet dinner, which was captured by cameras.

When they entered the modern Japanese restaurant, Kardashian and Thompson were both wearing masks, a fellow diner tells PEOPLE. Together with a third person, the couple came in line through the main entrance and walked to the glass-enclosed private dining room at the back of the restaurant, behind the chef’s kitchen. There was also a production crew of three people.

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For the night out, Thompson wore a full gray jogging suit. Kardashian kept it casual too, wearing a chunky knit hat with a pompom on top.

Thompson, who shares 2½-year-old daughter True with Kardashian, has been visiting Zuma since arriving in Boston, including on Sunday evenings. Last week, Thompson enjoyed brunch at the restaurant, enjoying mimosas.

Thompson has been getting a taste of Boston’s food scene since his arrival last month. He has been spotted several times at Arya Trattoria in Italy’s North End, and dropped by Strega, also in the North End, earlier this month to say goodbye to owner Nick Varano.

RELATED: Tristan Thompson signs new deal with Boston Celtics as Kim Kardashian and Rob Kardashian respond

In November, it was announced that the NBA star had signed a deal to play with the Boston Celtics after playing nine seasons for the Cleveland Cavaliers.

After news came out that he was joining the Celtics, Kim Kardashian West posted a photoshopped shot of him in the team jersey next to a slew of themed emojis on her Instagram story, writing, “Congratulations @ realtristan13 Boston here we come !!!! “