Tsunoda has a very upbeat and perky personality that tends to drive her coworkers crazy. She forever follows Ton around praising him for his golfing skills. Retsuko brings this up to Tsunoda during dinner to which Tsunoda responds that she does this for a reason: to stay on the managements good side and that she is fully aware that her coworkers think less of her for it. Tsunoda has an active social media and dating life and tries to drag Retsuko and Fenneko into it.