The opening theme '先生好きになってもいいですか' is performed by the talented artist Miku Itō. She's known for her expressive voice that perfectly captures the emotional nuances of anime songs.
Miku has been gaining recognition in the anime music scene, especially after her work on 'Rent-A-Girlfriend' and other popular series. Her ability to convey both delicate emotions and powerful moments through her singing makes her a perfect fit for school romance themes.
The song itself has that characteristic blend of youthful energy and tender vulnerability that defines so many great school romance anime openings. It's interesting how she manages to sound both playful and sincere at the same time - a quality that really suits the show's premise.